VERTEBRATES belonging to the class amphibia such as frogs, toads, newts and salamanders that live in a semiaquatic environment.
A phylum of fungi that was formerly considered a subdivision of Phycomycetes. They are the only fungi that produce motile spores (zoospores) at some stage in their life cycle. Most are saprobes but they also include examples of plant, animal, and fungal pathogens.
Proteins obtained from species in the class of AMPHIBIANS.
The family of true frogs of the order Anura. The family occurs worldwide except in Antarctica.
An order of the class Amphibia, which includes several families of frogs and toads. They are characterized by well developed hind limbs adapted for jumping, fused head and trunk and webbed toes. The term "toad" is ambiguous and is properly applied only to the family Bufonidae.
The family of true toads belonging to the order Anura. The genera include Bufo, Ansonia, Nectophrynoides, and Atelopus.
An order of the Amphibia class which includes salamanders and newts. They are characterized by usually having slim bodies and tails, four limbs of about equal size (except in Sirenidae), and a reduction in skull bones.
A family of Urodela consisting of 15 living genera and about 42 species and occurring in North America, Europe, Asia, and North Africa.
A genus of the Ambystomatidae family. The best known species are the axolotl AMBYSTOMA MEXICANUM and the closely related tiger salamander Ambystoma tigrinum. They may retain gills and remain aquatic without developing all of the adult characteristics. However, under proper changes in the environment they metamorphose.
A genus of IRIDOVIRIDAE which infects fish, amphibians and reptiles. It is non-pathogenic for its natural host, Rana pipiens, but is lethal for other frogs, toads, turtles and salamanders. Frog virus 3 is the type species.
A salamander found in Mexican mountain lakes and accounting for about 30 percent of the urodeles used in research. The axolotl remains in larval form throughout its life, a phenomenon known as neoteny.
Cold-blooded, air-breathing VERTEBRATES belonging to the class Reptilia, usually covered with external scales or bony plates.
Venoms produced by frogs, toads, salamanders, etc. The venom glands are usually on the skin of the back and contain cardiotoxic glycosides, cholinolytics, and a number of other bioactive materials, many of which have been characterized. The venoms have been used as arrow poisons and include bufogenin, bufotoxin, bufagin, bufotalin, histrionicotoxins, and pumiliotoxin.
A genus of aquatic newts in the Salamandridae family. During breeding season many Triturus males have a dorsal crest which also serves as an accessory respiratory organ. One of the common Triturus species is Triturus cristatus (crested newt).
The commonest and widest ranging species of the clawed "frog" (Xenopus) in Africa. This species is used extensively in research. There is now a significant population in California derived from escaped laboratory animals.
Profound physical changes during maturation of living organisms from the immature forms to the adult forms, such as from TADPOLES to frogs; caterpillars to BUTTERFLIES.
A species of the true toads, Bufonidae, found in South America.
A highly variable species of the family Ranidae in Canada, the United States and Central America. It is the most widely used Anuran in biomedical research.
An aquatic genus of the family, Pipidae, occurring in Africa and distinguished by having black horny claws on three inner hind toes.
A species of the true toads, Bufonidae, becoming fairly common in the southern United States and almost pantropical. The secretions from the skin glands of this species are very toxic to animals.
Wormlike or grublike stage, following the egg in the life cycle of insects, worms, and other metamorphosing animals.
Mycoses are a group of diseases caused by fungal pathogens that can infect various tissues and organs, potentially leading to localized or systemic symptoms, depending on the immune status of the host.
A species of the family Ranidae (true frogs). The only anuran properly referred to by the common name "bullfrog", it is the largest native anuran in North America.
Inland bodies of standing FRESHWATER usually smaller than LAKES. They can be man-made or natural but there is no universal agreement as to their exact size. Some consider a pond to be a small body of water that is shallow enough for sunlight to reach the bottom.
'Animal diseases' is a term that refers to any illness or infection that affects the health and well-being of non-human animals, caused by pathogens such as bacteria, viruses, fungi, parasites, or toxic substances, which can impact individual animals, herds, or entire species, and may have implications for human health through zoonotic transmission.
A species of newt in the Salamandridae family in which the larvae transform into terrestrial eft stage and later into an aquatic adult. They occur from Canada to southern United States. Viridescens refers to the greenish color often found in this species.
The developmental entity of a fertilized egg (ZYGOTE) in animal species other than MAMMALS. For chickens, use CHICK EMBRYO.
An animal or plant species in danger of extinction. Causes can include human activity, changing climate, or change in predator/prey ratios.
DNA virus infections refer to diseases caused by viruses that incorporate double-stranded or single-stranded DNA as their genetic material, replicating within host cell nucleus or cytoplasm, and including various families such as Herpesviridae, Adenoviridae, Papillomaviridae, and Parvoviridae.
An edible species of the family Ranidae, occurring in Europe and used extensively in biomedical research. Commonly referred to as "edible frog".
Proteins obtained from various species of Xenopus. Included here are proteins from the African clawed frog (XENOPUS LAEVIS). Many of these proteins have been the subject of scientific investigations in the area of MORPHOGENESIS and development.
The developmental stage that follows BLASTULA or BLASTOCYST. It is characterized by the morphogenetic cell movements including invagination, ingression, and involution. Gastrulation begins with the formation of the PRIMITIVE STREAK, and ends with the formation of three GERM LAYERS, the body plan of the mature organism.
A species of the family Ranidae occurring in a wide variety of habitats from within the Arctic Circle to South Africa, Australia, etc.
A genus of OOMYCETES in the family Saprolegniaceae. It is a parasite and pathogen of freshwater FISHES.
A species of the family Ranidae which occurs primarily in Europe and is used widely in biomedical research.
Animals having a vertebral column, members of the phylum Chordata, subphylum Craniata comprising mammals, birds, reptiles, amphibians, and fishes.
The ceasing of existence of a species or taxonomic groups of organisms.
Superficial infections of the skin or its appendages by any of various fungi.
A mature haploid female germ cell extruded from the OVARY at OVULATION.
The farthest or outermost projections of the body, such as the HAND and FOOT.
A group of cold-blooded, aquatic vertebrates having gills, fins, a cartilaginous or bony endoskeleton, and elongated bodies covered with scales.
The physiological renewal, repair, or replacement of tissue.
Descriptions of specific amino acid, carbohydrate, or nucleotide sequences which have appeared in the published literature and/or are deposited in and maintained by databanks such as GENBANK, European Molecular Biology Laboratory (EMBL), National Biomedical Research Foundation (NBRF), or other sequence repositories.
A selective triazine herbicide. Inhalation hazard is low and there are no apparent skin manifestations or other toxicity in humans. Acutely poisoned sheep and cattle may show muscular spasms, fasciculations, stiff gait, increased respiratory rates, adrenal degeneration, and congestion of the lungs, liver, and kidneys. (From The Merck Index, 11th ed)
The variety of all native living organisms and their various forms and interrelationships.
The restriction of a characteristic behavior, anatomical structure or physical system, such as immune response; metabolic response, or gene or gene variant to the members of one species. It refers to that property which differentiates one species from another but it is also used for phylogenetic levels higher or lower than the species.
The relationships of groups of organisms as reflected by their genetic makeup.
Warm-blooded vertebrate animals belonging to the class Mammalia, including all that possess hair and suckle their young.
The protection, preservation, restoration, and rational use of all resources in the total environment.
The pattern of any process, or the interrelationship of phenomena, which affects growth or change within a population.
Female germ cells derived from OOGONIA and termed OOCYTES when they enter MEIOSIS. The primary oocytes begin meiosis but are arrested at the diplotene state until OVULATION at PUBERTY to give rise to haploid secondary oocytes or ova (OVUM).
The order of amino acids as they occur in a polypeptide chain. This is referred to as the primary structure of proteins. It is of fundamental importance in determining PROTEIN CONFORMATION.
In anatomical terms, "tail" is not used as a medical definition to describe any part of the human body; it is however used in veterinary medicine to refer to the distal portion of the spine in animals possessing tails.
The complex processes of initiating CELL DIFFERENTIATION in the embryo. The precise regulation by cell interactions leads to diversity of cell types and specific pattern of organization (EMBRYOGENESIS).
The process of cumulative change over successive generations through which organisms acquire their distinguishing morphological and physiological characteristics.
A nonapeptide that contains the ring of OXYTOCIN and the side chain of ARG-VASOPRESSIN with the latter determining the specific recognition of hormone receptors. Vasotocin is the non-mammalian vasopressin-like hormone or antidiuretic hormone regulating water and salt metabolism.
Ureohydrolases are a class of enzymes that catalyze the hydrolysis of urea into ammonia and carbon dioxide, which can include urease, urease accessory proteins, and other enzymes with similar functions.
The outer of the three germ layers of an embryo.
A functional system which includes the organisms of a natural community together with their environment. (McGraw Hill Dictionary of Scientific and Technical Terms, 4th ed)
A genus of European newts in the Salamandridae family. The two species of this genus are Salamandra salamandra (European "fire" salamander) and Salamandra atra (European alpine salamander).
The outer covering of the body that protects it from the environment. It is composed of the DERMIS and the EPIDERMIS.
The middle germ layer of an embryo derived from three paired mesenchymal aggregates along the neural tube.
"Panama" is not a recognized medical term or condition in healthcare and medicine. It might be a reference to a location, but it does not have a specific medical meaning in itself.
The sequence of PURINES and PYRIMIDINES in nucleic acids and polynucleotides. It is also called nucleotide sequence.
Any of the processes by which nuclear, cytoplasmic, or intercellular factors influence the differential control of gene action during the developmental stages of an organism.
Class of parasitic flukes consisting of three subclasses, Monogenea, Aspidogastrea, and Digenea. The digenetic trematodes are the only ones found in man. They are endoparasites and require two hosts to complete their life cycle.

Fitzgerald factor (high molecular weight kininogen) clotting activity in human plasma in health and disease in various animal plasmas. (1/512)

Fitzgerald factor (high molecular weight kininogen) is an agent in normal human plasma that corrects the impaired in vitro surface-mediated plasma reactions of blood coagulation, fibrinolysis, and kinin generation observed in Fitzgerald trait plasma. To assess the possible pathophysiologic role of Fitzgerald factor, its titer was measured by a functional clot-promoting assay. Mean +/- SD in 42 normal adults was 0.99+/-0.25 units/ml, one unit being the activity in 1 ml of normal pooled plasma. No difference in titer was noted between normal men and women, during pregnancy, or after physical exercise. Fitzgerald factor activity was significantly reduced in the plasmas of eight patients with advanced hepatic cirrhosis (0.40+/-0.09 units/ml) and of ten patients with disseminated intravascular coagulation (0.60+/-0.30 units/ml), but was normal in plasmas of patients with other congenital clotting factor deficiencies, nephrotic syndrome, rheumatoid arthritis, systemic lupus erythematosus, or sarcoidosis, or under treatment with warfarin. The plasmas of 21 mammalian species tested appeared to contain Fitzgerald factor activity, but those of two avian, two repitilian, and one amphibian species did not correct the coagulant defect in Fitzgerald trait plasmas.  (+info)

Evidence for a correlation between the number of marginal band microtubules and the size of vertebrate erthrocytes. (2/512)

In 23 species of vertebrates the dimensions of erythrocytes and the number of their marginal band microtubules were examined. A positive correlation was found between the size of erythrocytes and the number of microtubules. The absence of microtubules in diskoid erythrocytes of mammals-Camelidae-is discussed.  (+info)

Activities of citrate synthase, NAD+-linked and NADP+-linked isocitrate dehydrogenases, glutamate dehydrogenase, aspartate aminotransferase and alanine aminotransferase in nervous tissues from vertebrates and invertebrates. (3/512)

1. The activities of citrate synthase and NAD+-linked and NADP+-linked isocitrate dehydrogenases were measured in nervous tissue from different animals in an attempt to provide more information about the citric acid cycle in this tissue. In higher animals the activities of citrate synthase are greater than the sum of activities of the isocitrate dehydrogenases, whereas they are similar in nervous tissues from the lower animals. This suggests that in higher animals the isocitrate dehydrogenase reaction is far-removed from equilibrium. If it is assumed that isocitrate dehydrogenase activities provide an indication of the maximum flux through the citric acid cycle, the maximum glycolytic capacity in nervous tissue is considerably greater than that of the cycle. This suggest that glycolysis can provide energy in excess of the aerobic capacity of the tissue. 2. The activities of glutamate dehydrogenase are high in most nervous tissues and the activities of aspartate aminotransferase are high in all nervous tissue investigated. However, the activities of alanine aminotransferase are low in all tissues except the ganglia of the waterbug and cockroach. In these insect tissues, anaerobic glycolysis may result in the formation of alanine rather than lactate.  (+info)

Characterization of toad liver glutathione transferase. (4/512)

The major form of glutathione transferase from the toad liver previously designed as Bufo bufo liver GST-7.6 (A. Aceto, B. Dragani, T. Bucciarelli, P. Sacchetta, F. Martini, S. Angelucci, F. Amicarelli, M. Miranda and C. Di Ilio, Biochem. J. 289 (1993) 417-422) has been characterized. According to its partial amino acid sequence, the toad enzyme may be included in the pi class GST and named bbGST P2-2. However, bbGST P2-2 appears to be immunologically, structurally and kinetically distinct from any other members of pi family, including bbGST P1-1, suggesting that it may constitute a subset of pi class GST. The data support the hypothesis that the transition from aquatic to terrestrial life causes a switch of the GST amphibian pattern promoting the expression of a GST form (bbGST P2-2) able to counteract, with higher efficiency, the toxic effects of reactive metabolites of oxidative metabolism and those of hydrophobic xenobiotics.  (+info)

Peptide growth factors in amphibian embryogenesis: intersection of modern molecular approaches with traditional inductive interaction paradigms. (5/512)

Recent discoveries of the role peptide growth factors (PGFs) play in regulating embryonic patterning and differentiation have profoundly influenced research on the molecular biology of early amphibian embryogenesis. Several PGFs have been recognized to be present as endogenous components of amphibian eggs and early embryos, while other PGFs -- which are known from heterologous systems (e.g., Drosophila) -- exert remarkable effects when injected as either protein or mRNA into eggs/embryos or when added to cultured embryonic tissue. For a variety of reasons (reviewed herein) optimism abounds that an understanding in molecular terms of the classical Spemann and Nieuwkoop tissue interactions which are generally believed to drive embryonic patterning is within reach. A critical assessment of the interpretations of some of the contemporary data on PGFs (included herein) should, however, temper some of that optimism. Likely, multiple rather than single PGFs act in a combinatorial fashion to contribute to individual patterning events. As well, substantial redundancy in PGF regulatory circuits probably exists, so the heavy reliance on tissue culture assays and overexpression studies which characterize much recent research needs to be circumvented. Potential experimental approaches for "next generation" experiments are discussed.  (+info)

Histology of the kidney and urinary bladder of Siphonops annulatus (Amphibia-Gymnophiona). (6/512)

The histology of the kidney and urinary bladder of Siphonops annulatus was studied by light microscopy in semithin sections of tissue embedded in hydrophilic resin. The kidney's nephron comprises the renal corpuscle, neck segment, proximal tubule, intermediate segment, distal tubule and collecting tubule. Nephrostomes are present. This structure, the neck segment, and intermediate tubules present long cilia, and probably play important roles in the propulsion of the peritoneal fluid and glomerular filtrate. The proximal tubule cells possess loosely packed microvilli and contain abundant polymorphic granules and vesicles that assume the aspect of lysosomes in different stages of intracellular digestion. The distal tubules are characterized by large, vertically disposed mitochondria assuming the aspect of ions transporting cells. The urinary bladder is lined with a transitional epithelium, whose aspect varies according to the quantity of urine.  (+info)

Classification of loops of lampbrush chromosomes according to the arrangement of transcriptional complexes. (7/512)

The arrangement of transcriptional units in the loops of lampbrush chromosomes from oocyte nuclei of urodele amphibia and from primary nuclei of the green alga Acetabularia have been studied in the electron microscope using spread preparations. Loops with different patterns of arrangement of matrix units (i.e. to a first approximation, transcriptional units) can be distinguished: (i) loops consisting of one active transcriptional unit; (ii) loops containing one active transcriptional unit plus additional fibril-free, i.e. apparently untranscribed, intercepts that may include 'spacer' regions; (iii) loops containing two or more transcriptional units arranged in identical or changing polarities, with or without interspersed apparent spacer regions. Morphological details of the transcriptional complexes are described. The observations are not compatible with the concept that one loop reflects one and only one transcriptional unit but, rather, lead to a classification of loop types according to the arrangement of their transcriptional units. We propose that the lampbrush chromosome loop can represent a unit for the coordinate transcription of either one gene or a set of several (different) genes.  (+info)

Immunolocalization of mitsugumin29 in developing skeletal muscle and effects of the protein expressed in amphibian embryonic cells. (8/512)

The temporal appearance and subcellular distribution of mitsugumin29 (MG29), a 29-kDa transmembrane protein isolated from the triad junction in skeletal muscle, were examined by immunohistochemistry during the development of rabbit skeletal muscle. MG29 appeared in the sarcoplasmic reticulum (SR) in muscle cells at fetal day 15 before the onset of transverse tubule (T tubule) formation. In muscle cells at fetal day 27, in which T tubule and triad formation is ongoing, both SR and triad were labeled for MG29. In muscle cells at newborn 1 day, the labeling of the SR had become weak and the triads were well developed and clearly labeled for MG29. Specific and clear labeling for MG29 was restricted to the triads in adult skeletal muscle cells. When MG29 was expressed in amphibian embryonic cells by injection of the cRNA, a large quantity of tubular smooth-surfaced endoplasmic reticulum (sER) was formed in the cytoplasm. The tubular sER was 20-40 nm in diameter and appeared straight or reticular in shape. The tubular sER was formed by the fusion of coated vesicles [budded off from the rough-surfaced endoplasmic reticulum (rER)] and vacuoles of rER origin. The present results suggest that MG29 may play important roles both in the formation of the SR and the construction of the triads during the early development of skeletal muscle cells.  (+info)

Amphibians are a class of cold-blooded vertebrates that include frogs, toads, salamanders, newts, and caecilians. They are characterized by their four-limbed body structure, moist skin, and double circulation system with three-chambered hearts. Amphibians are unique because they have a life cycle that involves two distinct stages: an aquatic larval stage (usually as a tadpole or larva) and a terrestrial adult stage. They typically start their lives in water, undergoing metamorphosis to develop lungs and legs for a land-dwelling existence. Many amphibians are also known for their complex reproductive behaviors and vocalizations.

Chytridiomycota is a phylum that includes various species of fungi known as chytrids. These fungi are characterized by having a unique life cycle that involves a motile, flagellated stage in their reproductive process. Chytridiomycota fungi can be found in a wide range of environments, including freshwater and terrestrial habitats. Some species of chytrids are parasites that infect various organisms, such as algae, plants, and animals, while others are saprophytes that obtain nutrients by decomposing organic matter.

One notable species of Chytridiomycota is Batrachochytrium dendrobatidis (Bd), which is a pathogenic fungus that infects the skin of amphibians. This fungus has been implicated in declines and extinctions of amphibian populations worldwide, making it a significant concern for global biodiversity conservation efforts.

I'm not aware of a specific medical definition for "amphibian proteins." However, I can provide some context that might help you understand what you might be looking for.

Proteins are complex molecules that perform a wide variety of functions within organisms, including catalyzing metabolic reactions, DNA replication, responding to stimuli, and transporting molecules from one location to another. Amphibians are a class of animals that include frogs, toads, salamanders, and newts.

If you're looking for information about proteins that are found in amphibians or are unique to amphibians, then you might be interested in researching the specific proteins that are involved in various biological processes in these animals. For example, some amphibian proteins have been studied for their potential roles in wound healing, immune response, and developmental biology.

One well-known example of an amphibian protein is antimicrobial peptides (AMPs), which are produced by the skin of many amphibians as a defense against pathogens. These peptides have been studied for their potential therapeutic applications in human medicine, particularly in the context of antibiotic resistance.

If you could provide more context or clarify what you're looking for, I might be able to give you a more specific answer!

"Ranidae" is not a medical term. It is a biological term that refers to a family of frogs and toads, commonly known as "true frogs." These amphibians are characterized by their long legs, webbed feet, and the ability to live both in water and on land. Some examples of ranids include the American bullfrog and the green frog.

"Anura" is a term used in the field of zoology, particularly in the study of amphibians. It refers to a order that includes frogs and toads. The name "Anura" comes from the Greek language, with "an-" meaning "without," and "oura" meaning "tail." This is a reference to the fact that members of this order lack tails in their adult form.

The Anura order is characterized by several distinct features:

1. They have short, powerful legs that are well adapted for jumping or leaping.
2. Their forelimbs are smaller and less specialized than their hind limbs.
3. Most anurans have a moist, glandular skin, which helps them to breathe and absorb water.
4. Anura includes both aquatic and terrestrial species, with varying degrees of adaptations for each environment.
5. They lay their eggs in water, and their larvae (tadpoles) are aquatic, undergoing a process called metamorphosis to transform into the adult form.

Anura contains approximately 7,000 known species, making it one of the largest orders of vertebrates. They have a cosmopolitan distribution and can be found on every continent except Antarctica. Anurans play essential roles in many ecosystems as both predators and prey, contributing to the regulation of insect populations and serving as indicators of environmental health.

Bufonidae is a family of toads, characterized by the presence of parotoid glands that produce bufotoxins, a group of toxic secretions. These toads are found worldwide, except for Australia, New Zealand, Madagascar, and some isolated islands. They vary in size, shape, and coloration, depending on the species. Some notable members of this family include the common toad (Bufo bufo) and the Colorado River toad (Incilius alvarius). It is important to note that while these toads have toxic secretions, they are not typically harmful to humans unless ingested or if their secretions come into contact with mucous membranes or broken skin.

Urodela is not a medical term, but a taxonomic category in the field of biology. It refers to a group of amphibians commonly known as newts and salamanders. These creatures are characterized by their slender bodies, moist skin, and four legs. They undergo a process of metamorphosis during their development, transitioning from an aquatic larval stage to a terrestrial adult stage.

While not a medical term itself, understanding the biology and ecology of Urodela can be relevant in fields such as environmental health and toxicology, where these animals may serve as indicators of ecosystem health or potential subjects for studying the effects of pollutants on living organisms.

Salamandridae is not a medical term, but a taxonomic designation in the field of biology. It refers to a family of amphibians commonly known as newts and salamanders. These creatures are characterized by their slender bodies, moist skin, and four legs. Some species have the ability to regenerate lost body parts, including limbs, spinal cord, heart, and more.

If you're looking for a medical term, please provide more context or check if you may have made a typo in your question.

"Ambystoma" is a genus of salamanders, also known as the mole salamanders. These amphibians are characterized by their fossorial (burrowing) habits and typically have four limbs, a tail, and moist skin. They are found primarily in North America, with a few species in Asia and Europe. Some well-known members of this genus include the axolotl (A. mexicanum), which is famous for its ability to regenerate lost body parts, and the spotted salamander (A. maculatum). The name "Ambystoma" comes from the Greek words "amblys," meaning blunt, and "stoma," meaning mouth, in reference to the wide, blunt snout of these animals.

Ranavirus is a genus of double-stranded DNA viruses that infect amphibians, reptiles, and fish. It belongs to the family Iridoviridae and subfamily Ranavirinae. This virus can cause a disease known as ranaviral disease, which is characterized by hemorrhagic lesions, liver necrosis, and high mortality in infected animals. The virus can be transmitted through water, direct contact with infected animals, or consumption of infected prey. It is a significant concern for wildlife conservation and aquaculture.

Ambystoma mexicanum is the scientific name for the axolotl, a type of salamander that is native to Mexico. The axolotl is also known as the Mexican walking fish, although it is not actually a fish but an amphibian. It is unique because it exhibits neoteny, which means it can remain in its larval form throughout its entire life and never undergo complete metamorphosis into a terrestrial form.

The axolotl is a popular organism in scientific research due to its ability to regenerate lost body parts, including limbs, spinal cord, heart, and other organs. This has made it an important model organism for studying the mechanisms of regeneration and repair in mammals, including humans.

I'm sorry for any confusion, but "Reptiles" is not a medical term. It is a term used in biology to describe a class of cold-blooded, scaly-skinned animals that include snakes, lizards, alligators, crocodiles, turtles, and tortoises. They are characterized by having lungs for breathing, laying eggs on land, and having a three-chambered heart. If you have any medical questions or terms, I'd be happy to help clarify those!

Amphibian venoms are toxic secretions produced by certain species of amphibians, such as frogs, toads, and salamanders. These secretions are often produced by specialized glands in the skin and can contain a variety of bioactive compounds, including alkaloids, steroids, peptides, and proteins. Some amphibian venoms can cause painful burns or irritation upon contact with the skin, while others can be deadly if ingested or introduced into the bloodstream through wounds or mucous membranes.

The study of amphibian venoms has gained increasing attention in recent years due to their potential as sources of novel bioactive compounds with therapeutic applications. For example, some peptides found in amphibian venoms have been shown to have potent analgesic, anti-inflammatory, and antimicrobial properties, making them promising candidates for the development of new drugs.

It is important to note that not all amphibians produce venom, and even those that do may use their toxic secretions primarily for defense against predators rather than for hunting prey. Additionally, while some amphibian venoms can be dangerous or even lethal to humans, most cases of envenomation occur in the context of intentional handling or accidental contact with these animals in their natural habitats.

I'm sorry for any confusion, but "Triturus" is not a medical term. It is actually the genus name for newts that are native to Europe. These newts belong to the family Salamandridae and are known for their ability to regenerate various body parts. If you have any questions related to medical terminology or healthcare, I would be happy to try and help answer those for you.

"Xenopus laevis" is not a medical term itself, but it refers to a specific species of African clawed frog that is often used in scientific research, including biomedical and developmental studies. Therefore, its relevance to medicine comes from its role as a model organism in laboratories.

In a broader sense, Xenopus laevis has contributed significantly to various medical discoveries, such as the understanding of embryonic development, cell cycle regulation, and genetic research. For instance, the Nobel Prize in Physiology or Medicine was awarded in 1963 to John R. B. Gurdon and Sir Michael J. Bishop for their discoveries concerning the genetic mechanisms of organism development using Xenopus laevis as a model system.

Biological metamorphosis is a complex process of transformation that certain organisms undergo during their development from embryo to adult. This process involves profound changes in form, function, and structure of the organism, often including modifications of various body parts, reorganization of internal organs, and changes in physiology.

In metamorphosis, a larval or juvenile form of an animal is significantly different from its adult form, both morphologically and behaviorally. This phenomenon is particularly common in insects, amphibians, and some fish and crustaceans. The most well-known examples include the transformation of a caterpillar into a butterfly or a tadpole into a frog.

The mechanisms that drive metamorphosis are regulated by hormonal signals and genetic programs. In many cases, metamorphosis is triggered by environmental factors such as temperature, moisture, or food availability, which interact with the organism's internal developmental cues to initiate the transformation. The process of metamorphosis allows these organisms to exploit different ecological niches at different stages of their lives and contributes to their evolutionary success.

'Bufo arenarum' is the scientific name for a species of toad that is native to Argentina. This toad, also known as the Argentine Toad or the Sand Toad, produces a toxic secretion from its skin as a defense against predators. The toxicity of this secretion can be harmful or even fatal if ingested or absorbed through the mucous membranes, making handling this toad with care important.

The medical definition of 'Bufo arenarum' would typically refer to the physical characteristics and behaviors of this species, as well as any potential medical implications of its toxic secretions. It is worth noting that some people have used the dried secretion of this toad, known as "toad licks" or "toad venom," as a recreational drug, despite the significant health risks associated with its use. This practice is strongly discouraged due to the potential for serious harm or even death.

"Rana pipiens" is not a medical term. It is the scientific name for the Northern Leopard Frog, a species of frog that is native to North America. This frog is commonly found in wetlands and near bodies of water in fields and forests. The Northern Leopard Frog is a smooth-skinned frog with large, well-defined spots on its back and legs. It is a common subject of study in biology and ecology due to its widespread distribution and adaptability to different habitats.

If you have any medical concerns or questions, it's best to consult with a healthcare professional for accurate information.

"Xenopus" is not a medical term, but it is a genus of highly invasive aquatic frogs native to sub-Saharan Africa. They are often used in scientific research, particularly in developmental biology and genetics. The most commonly studied species is Xenopus laevis, also known as the African clawed frog.

In a medical context, Xenopus might be mentioned when discussing their use in research or as a model organism to study various biological processes or diseases.

'Bufo marinus' is the scientific name for a species of toad commonly known as the Cane Toad or Giant Toad. This toad is native to Central and South America, but has been introduced to various parts of the world including Florida, Australia, and several Pacific islands. The toad produces a toxic secretion from glands on its back and neck, which can be harmful or fatal if ingested by pets or humans.

A larva is a distinct stage in the life cycle of various insects, mites, and other arthropods during which they undergo significant metamorphosis before becoming adults. In a medical context, larvae are known for their role in certain parasitic infections. Specifically, some helminth (parasitic worm) species use larval forms to infect human hosts. These invasions may lead to conditions such as cutaneous larva migrans, visceral larva migrans, or gnathostomiasis, depending on the specific parasite involved and the location of the infection within the body.

The larval stage is characterized by its markedly different morphology and behavior compared to the adult form. Larvae often have a distinct appearance, featuring unsegmented bodies, simple sense organs, and undeveloped digestive systems. They are typically adapted for a specific mode of life, such as free-living or parasitic existence, and rely on external sources of nutrition for their development.

In the context of helminth infections, larvae may be transmitted to humans through various routes, including ingestion of contaminated food or water, direct skin contact with infective stages, or transmission via an intermediate host (such as a vector). Once inside the human body, these parasitic larvae can cause tissue damage and provoke immune responses, leading to the clinical manifestations of disease.

It is essential to distinguish between the medical definition of 'larva' and its broader usage in biology and zoology. In those fields, 'larva' refers to any juvenile form that undergoes metamorphosis before reaching adulthood, regardless of whether it is parasitic or not.

Mycoses are a group of diseases caused by fungal infections. These infections can affect various parts of the body, including the skin, nails, hair, lungs, and internal organs. The severity of mycoses can range from superficial, mild infections to systemic, life-threatening conditions, depending on the type of fungus and the immune status of the infected individual. Some common types of mycoses include candidiasis, dermatophytosis, histoplasmosis, coccidioidomycosis, and aspergillosis. Treatment typically involves antifungal medications, which can be topical or systemic, depending on the location and severity of the infection.

"Rana catesbeiana" is the scientific name for the American bullfrog, which is not a medical term or concept. It belongs to the animal kingdom, specifically in the order Anura and family Ranidae. The American bullfrog is native to North America and is known for its large size and distinctive loud call.

However, if you are looking for a medical definition, I apologize for any confusion. Please provide more context or specify the term you would like me to define.

I'm sorry for any confusion, but "Ponds" is not a medical term. A pond is a body of still water, either natural or man-made, that is smaller than a lake. If you have any questions about medical terms or concepts, I would be happy to help answer those!

Animal diseases are health conditions that primarily affect animals, including but not limited to, livestock, poultry, wildlife, and pets. These diseases can be caused by various factors such as bacteria, viruses, fungi, parasites, genetic disorders, and environmental conditions. Some animal diseases can also pose a risk to human health, either directly or indirectly, through the consumption of contaminated food or water, contact with infected animals, or the spread of vectors like ticks and mosquitoes. Examples of animal diseases include rabies, avian influenza, foot-and-mouth disease, bovine spongiform encephalopathy (BSE), and heartworm disease. It is important to monitor, control, and prevent the spread of animal diseases to protect animal health, food security, and public health.

"Notophthalmus viridescens" is the scientific name for a species of salamander, commonly known as the Eastern Newt or the Red-spotted Newt. It is not a medical term. The Eastern Newt is found in the eastern parts of North America and undergoes three distinct life stages: aquatic larva, terrestrial juvenile (known as an "ef," short for "effluent"), and fully aquatic adult. They are known for their distinctive coloration and toxic skin secretions, which serve as a defense against predators.

A nonmammalian embryo refers to the developing organism in animals other than mammals, from the fertilized egg (zygote) stage until hatching or birth. In nonmammalian species, the developmental stages and terminology differ from those used in mammals. The term "embryo" is generally applied to the developing organism up until a specific stage of development that is characterized by the formation of major organs and structures. After this point, the developing organism is referred to as a "larva," "juvenile," or other species-specific terminology.

The study of nonmammalian embryos has played an important role in our understanding of developmental biology and evolutionary developmental biology (evo-devo). By comparing the developmental processes across different animal groups, researchers can gain insights into the evolutionary origins and diversification of body plans and structures. Additionally, nonmammalian embryos are often used as model systems for studying basic biological processes, such as cell division, gene regulation, and pattern formation.

An endangered species is a species of animal, plant, or other organism that is at risk of becoming extinct because its population is declining or threatened by changing environmental or demographic factors. This term is defined and used in the context of conservation biology and wildlife management to identify species that need protection and preservation efforts.

The International Union for Conservation of Nature (IUCN) maintains a "Red List" of species, categorizing them based on their extinction risk. The categories include "Critically Endangered," "Endangered," "Vulnerable," and "Near Threatened." A species is considered endangered if it meets certain criteria indicating that it faces a very high risk of extinction in the wild.

The primary causes for species to become endangered include habitat loss, fragmentation, degradation, pollution, climate change, overexploitation, and introduction of invasive species. Conservation efforts often focus on protecting habitats, managing threats, and implementing recovery programs to help endangered species recover their populations and reduce the risk of extinction.

DNA virus infections refer to diseases or conditions caused by the invasion and replication of DNA viruses in a host organism. DNA viruses are a type of virus that uses DNA as their genetic material. They can cause a variety of diseases, ranging from relatively mild illnesses to severe or life-threatening conditions.

Some examples of DNA viruses include herpes simplex virus (HSV), varicella-zoster virus (VZV), human papillomavirus (HPV), hepatitis B virus (HBV), and adenoviruses. These viruses can cause a range of diseases, including cold sores, genital herpes, chickenpox, shingles, cervical cancer, liver cancer, and respiratory infections.

DNA virus infections typically occur when the virus enters the body through a break in the skin or mucous membranes, such as those found in the eyes, nose, mouth, or genitals. Once inside the body, the virus infects cells and uses their machinery to replicate itself, often causing damage to the host cells in the process.

The symptoms of DNA virus infections can vary widely depending on the specific virus and the severity of the infection. Treatment may include antiviral medications, which can help to reduce the severity and duration of symptoms, as well as prevent the spread of the virus to others. In some cases, vaccines may be available to prevent DNA virus infections.

"Rana esculenta" is not a medical term. It is the scientific name for a species of frog, also known as the edible frog or the common water frog. This species is native to Europe and has been introduced to other parts of the world. They are often farmed for their meat, which is considered a delicacy in some cultures.

If you have any confusion with a medical term or a topic, please provide it so I can give you an accurate information.

"Xenopus proteins" refer to the proteins that are expressed or isolated from the Xenopus species, which are primarily used as model organisms in biological and biomedical research. The most commonly used Xenopus species for research are the African clawed frogs, Xenopus laevis and Xenopus tropicalis. These proteins play crucial roles in various cellular processes and functions, and they serve as valuable tools to study different aspects of molecular biology, developmental biology, genetics, and biochemistry.

Some examples of Xenopus proteins that are widely studied include:

1. Xenopus Histones: These are the proteins that package DNA into nucleosomes, which are the fundamental units of chromatin in eukaryotic cells. They play a significant role in gene regulation and epigenetic modifications.
2. Xenopus Cyclins and Cyclin-dependent kinases (CDKs): These proteins regulate the cell cycle and control cell division, differentiation, and apoptosis.
3. Xenopus Transcription factors: These proteins bind to specific DNA sequences and regulate gene expression during development and in response to various stimuli.
4. Xenopus Signaling molecules: These proteins are involved in intracellular signaling pathways that control various cellular processes, such as cell growth, differentiation, migration, and survival.
5. Xenopus Cytoskeletal proteins: These proteins provide structural support to the cells and regulate their shape, motility, and organization.
6. Xenopus Enzymes: These proteins catalyze various biochemical reactions in the cell, such as metabolic pathways, DNA replication, transcription, and translation.

Overall, Xenopus proteins are essential tools for understanding fundamental biological processes and have contributed significantly to our current knowledge of molecular biology, genetics, and developmental biology.

A gastrula is a stage in the early development of many animals, including humans, that occurs following fertilization and cleavage of the zygote. During this stage, the embryo undergoes a process called gastrulation, which involves a series of cell movements that reorganize the embryo into three distinct layers: the ectoderm, mesoderm, and endoderm. These germ layers give rise to all the different tissues and organs in the developing organism.

The gastrula is characterized by the presence of a central cavity called the archenteron, which will eventually become the gut or gastrointestinal tract. The opening of the archenteron is called the blastopore, which will give rise to either the mouth or anus, depending on the animal group.

In summary, a gastrula is a developmental stage in which an embryo undergoes gastrulation to form three germ layers and a central cavity, which will eventually develop into various organs and tissues of the body.

"Rana temporaria" is the scientific name for the common European frog, also known as the grass frog. It's a widespread species found throughout Europe and into western Asia. These frogs are typically brown or green in color with darker spots, and they can change their color to some extent based on their environment. They are semi-aquatic, spending time both in water and on land, and are known for their distinctive mating call.

However, if you're looking for a medical definition, there isn't one for "Rana temporaria." The term is strictly biological and refers to this specific species of frog.

Saprolegnia is a genus of oomycetes, which are fungus-like organisms. They are commonly known as water molds and are often found in aquatic environments. Saprolegnia species are saprophytic, meaning they live off dead or decaying organic matter. However, some species can also be parasitic and cause diseases in fish, amphibians, and other aquatic organisms. The disease caused by Saprolegnia is called saprolegniasis. It is characterized by the growth of cotton-like, white to grayish fungal masses on the skin, gills, or fins of infected animals. This can lead to damage of the tissue, loss of scales, and open sores, which can make the animal more susceptible to other infections. Saprolegnia species reproduce by producing spores that are released into the water and can be spread by currents or water movement.

"Rana ridibunda" is the scientific name for the European green frog or marsh frog. It's a species of true frog that is native to parts of Europe and Asia. These frogs are typically green in color, but they can also be brown or gray. They have smooth skin and long, powerful legs that they use to jump long distances. They are semiaquatic animals, living near bodies of water such as ponds, lakes, and rivers.

It is worth noting that the common name for this species may vary based on the region and the specific population of frogs being referred to. In some areas, they may be commonly called "green frogs" or "marsh frogs," while in other regions, these names may refer to different species entirely.

A group of chordate animals (Phylum Chordata) that have a vertebral column, or backbone, made up of individual vertebrae. This group includes mammals, birds, reptiles, amphibians, and fish. Vertebrates are characterized by the presence of a notochord, which is a flexible, rod-like structure that runs along the length of the body during development; a dorsal hollow nerve cord; and pharyngeal gill slits at some stage in their development. The vertebral column provides support and protection for the spinal cord and allows for the development of complex movements and behaviors.

"Extinction, Biological" refers to the state or process of a species or taxonomic group becoming extinct, meaning that there are no surviving members remaining alive anywhere in the world. This can occur due to various factors such as environmental changes, competition with other species, overexploitation by humans, or a combination of these and other elements. It is an important concept in the field of biology and conservation, as the extinction of a species can have significant impacts on ecosystems and biodiversity.

Dermatomycoses are a group of fungal infections that affect the skin, hair, and nails. These infections are caused by various types of fungi, including dermatophytes, yeasts, and molds. Dermatophyte infections, also known as tinea, are the most common type of dermatomycoses and can affect different areas of the body, such as the scalp (tinea capitis), beard (tinea barbae), body (tinea corporis), feet (tinea pedis or athlete's foot), hands (tinea manuum), and nails (tinea unguium or onychomycosis). Yeast infections, such as those caused by Candida albicans, can lead to conditions like candidal intertrigo, vulvovaginitis, and balanitis. Mold infections are less common but can cause skin disorders like scalded skin syndrome and phaeohyphomycosis. Dermatomycoses are typically treated with topical or oral antifungal medications.

An ovum is the female reproductive cell, or gamete, produced in the ovaries. It is also known as an egg cell and is released from the ovary during ovulation. When fertilized by a sperm, it becomes a zygote, which can develop into a fetus. The ovum contains half the genetic material necessary to create a new individual.

The term "extremities" in a medical context refers to the most distant parts of the body, including the hands and feet (both fingers and toes), as well as the arms and legs. These are the farthest parts from the torso and head. Medical professionals may examine a patient's extremities for various reasons, such as checking circulation, assessing nerve function, or looking for injuries or abnormalities.

I believe there may be a misunderstanding in your question. The term "fishes" is not typically used in a medical context. "Fish" or "fishes" refers to any aquatic organism belonging to the taxonomic class Actinopterygii (bony fish), Chondrichthyes (sharks and rays), or Agnatha (jawless fish).

However, if you are referring to a condition related to fish or consuming fish, there is a medical issue called scombroid fish poisoning. It's a foodborne illness caused by eating spoiled or improperly stored fish from the Scombridae family, which includes tuna, mackerel, and bonito, among others. The bacteria present in these fish can produce histamine, which can cause symptoms like skin flushing, headache, diarrhea, and itchy rash. But again, this is not related to the term "fishes" itself but rather a condition associated with consuming certain types of fish.

Regeneration in a medical context refers to the process of renewal, restoration, and growth that replaces damaged or missing cells, tissues, organs, or even whole limbs in some organisms. This complex biological process involves various cellular and molecular mechanisms, such as cell proliferation, differentiation, and migration, which work together to restore the structural and functional integrity of the affected area.

In human medicine, regeneration has attracted significant interest due to its potential therapeutic applications in treating various conditions, including degenerative diseases, trauma, and congenital disorders. Researchers are actively studying the underlying mechanisms of regeneration in various model organisms to develop novel strategies for promoting tissue repair and regeneration in humans.

Examples of regeneration in human medicine include liver regeneration after partial hepatectomy, where the remaining liver lobes can grow back to their original size within weeks, and skin wound healing, where keratinocytes migrate and proliferate to close the wound and restore the epidermal layer. However, the regenerative capacity of humans is limited compared to some other organisms, such as planarians and axolotls, which can regenerate entire body parts or even their central nervous system.

Molecular sequence data refers to the specific arrangement of molecules, most commonly nucleotides in DNA or RNA, or amino acids in proteins, that make up a biological macromolecule. This data is generated through laboratory techniques such as sequencing, and provides information about the exact order of the constituent molecules. This data is crucial in various fields of biology, including genetics, evolution, and molecular biology, allowing for comparisons between different organisms, identification of genetic variations, and studies of gene function and regulation.

Atrazine is a herbicide that is widely used to control broadleaf and grassy weeds in crops such as corn, sorghum, and sugarcane. It belongs to a class of chemicals called triazines. Atrazine works by inhibiting the photosynthesis process in plants, which ultimately leads to their death.

Here is the medical definition of Atrazine:

Atrazine: A selective systemic herbicide used for pre- and postemergence control of broadleaf weeds and grasses in corn, sorghum, sugarcane, and other crops. It acts by inhibiting photosynthesis in susceptible plants. Exposure to atrazine can occur through skin or eye contact, ingestion, or inhalation during its use or after its application. Short-term exposure to high levels of atrazine can cause irritation to the skin, eyes, and mucous membranes, while long-term exposure has been linked to reproductive effects in both humans and animals. It is classified as a possible human carcinogen by the International Agency for Research on Cancer (IARC).

Biodiversity is the variety of different species of plants, animals, and microorganisms that live in an ecosystem. It also includes the variety of genes within a species and the variety of ecosystems (such as forests, grasslands, deserts, and oceans) that exist in a region or on Earth as a whole. Biodiversity is important for maintaining the health and balance of ecosystems, providing resources and services such as food, clean water, and pollination, and contributing to the discovery of new medicines and other useful products. The loss of biodiversity can have negative impacts on the functioning of ecosystems and the services they provide, and can threaten the survival of species and the livelihoods of people who depend on them.

Species specificity is a term used in the field of biology, including medicine, to refer to the characteristic of a biological entity (such as a virus, bacterium, or other microorganism) that allows it to interact exclusively or preferentially with a particular species. This means that the biological entity has a strong affinity for, or is only able to infect, a specific host species.

For example, HIV is specifically adapted to infect human cells and does not typically infect other animal species. Similarly, some bacterial toxins are species-specific and can only affect certain types of animals or humans. This concept is important in understanding the transmission dynamics and host range of various pathogens, as well as in developing targeted therapies and vaccines.

Phylogeny is the evolutionary history and relationship among biological entities, such as species or genes, based on their shared characteristics. In other words, it refers to the branching pattern of evolution that shows how various organisms have descended from a common ancestor over time. Phylogenetic analysis involves constructing a tree-like diagram called a phylogenetic tree, which depicts the inferred evolutionary relationships among organisms or genes based on molecular sequence data or other types of characters. This information is crucial for understanding the diversity and distribution of life on Earth, as well as for studying the emergence and spread of diseases.

Mammals are a group of warm-blooded vertebrates constituting the class Mammalia, characterized by the presence of mammary glands (which produce milk to feed their young), hair or fur, three middle ear bones, and a neocortex region in their brain. They are found in a diverse range of habitats and come in various sizes, from tiny shrews to large whales. Examples of mammals include humans, apes, monkeys, dogs, cats, bats, mice, raccoons, seals, dolphins, horses, and elephants.

The conservation of natural resources refers to the responsible use and management of natural resources, such as water, soil, minerals, forests, and wildlife, in a way that preserves their availability for future generations. This may involve measures such as reducing waste and pollution, promoting sustainable practices, protecting habitats and ecosystems, and engaging in careful planning and decision-making to ensure the long-term sustainability of these resources. The goal of conservation is to balance the needs of the present with the needs of the future, so that current and future generations can continue to benefit from the many goods and services that natural resources provide.

Population dynamics, in the context of public health and epidemiology, refers to the study of the changes in size and structure of a population over time, as well as the factors that contribute to those changes. This can include birth rates, death rates, migration patterns, aging, and other demographic characteristics. Understanding population dynamics is crucial for planning and implementing public health interventions, such as vaccination programs or disease prevention strategies, as they allow researchers and policymakers to identify vulnerable populations, predict future health trends, and evaluate the impact of public health initiatives.

An oocyte, also known as an egg cell or female gamete, is a large specialized cell found in the ovary of female organisms. It contains half the number of chromosomes as a normal diploid cell, as it is the product of meiotic division. Oocytes are surrounded by follicle cells and are responsible for the production of female offspring upon fertilization with sperm. The term "oocyte" specifically refers to the immature egg cell before it reaches full maturity and is ready for fertilization, at which point it is referred to as an ovum or egg.

An amino acid sequence is the specific order of amino acids in a protein or peptide molecule, formed by the linking of the amino group (-NH2) of one amino acid to the carboxyl group (-COOH) of another amino acid through a peptide bond. The sequence is determined by the genetic code and is unique to each type of protein or peptide. It plays a crucial role in determining the three-dimensional structure and function of proteins.

In the context of human anatomy, the term "tail" is not used to describe any part of the body. Humans are considered tailless primates, and there is no structure or feature that corresponds directly to the tails found in many other animals.

However, there are some medical terms related to the lower end of the spine that might be confused with a tail:

1. Coccyx (Tailbone): The coccyx is a small triangular bone at the very bottom of the spinal column, formed by the fusion of several rudimentary vertebrae. It's also known as the tailbone because it resembles the end of an animal's tail in its location and appearance.
2. Cauda Equina (Horse's Tail): The cauda equina is a bundle of nerve roots at the lower end of the spinal cord, just above the coccyx. It got its name because it looks like a horse's tail due to the numerous rootlets radiating from the conus medullaris (the tapering end of the spinal cord).

These two structures are not tails in the traditional sense but rather medical terms related to the lower end of the human spine.

Embryonic induction is a process that occurs during the development of a multicellular organism, where one group of cells in the embryo signals and influences the developmental fate of another group of cells. This interaction leads to the formation of specific structures or organs in the developing embryo. The signaling cells that initiate the process are called organizers, and they release signaling molecules known as morphogens that bind to receptors on the target cells and trigger a cascade of intracellular signals that ultimately lead to changes in gene expression and cell fate. Embryonic induction is a crucial step in the development of complex organisms and plays a key role in establishing the body plan and organizing the different tissues and organs in the developing embryo.

Biological evolution is the change in the genetic composition of populations of organisms over time, from one generation to the next. It is a process that results in descendants differing genetically from their ancestors. Biological evolution can be driven by several mechanisms, including natural selection, genetic drift, gene flow, and mutation. These processes can lead to changes in the frequency of alleles (variants of a gene) within populations, resulting in the development of new species and the extinction of others over long periods of time. Biological evolution provides a unifying explanation for the diversity of life on Earth and is supported by extensive evidence from many different fields of science, including genetics, paleontology, comparative anatomy, and biogeography.

Vasotocin is not generally recognized as a medical term or a well-established physiological concept in human medicine. However, it is a term used in comparative endocrinology and animal physiology to refer to a nonapeptide hormone that is functionally and structurally similar to arginine vasopressin (AVP) or antidiuretic hormone (ADH) in mammals.

Vasotocin is found in various non-mammalian vertebrates, including fish, amphibians, and reptiles, where it plays roles in regulating water balance, blood pressure, social behaviors, and reproduction. In these animals, vasotocin is produced by the hypothalamus and stored in the posterior pituitary gland before being released into the circulation to exert its effects on target organs.

Therefore, while not a medical definition per se, vasotocin can be defined as a neuropeptide hormone that regulates various physiological functions in non-mammalian vertebrates, with structural and functional similarities to mammalian arginine vasopressin.

Ureohydrolases are a class of enzymes that catalyze the hydrolysis of urea into ammonia and carbon dioxide. The reaction is as follows:

CO(NH2)2 + H2O → 2 NH3 + CO2

The most well-known example of a ureohydrolase is the enzyme urease, which is found in many organisms including bacteria, fungi, and plants. Ureases are important virulence factors for some pathogenic bacteria, as they allow these microorganisms to survive in the acidic environment of the urinary tract by metabolizing urea present in the urine.

Ureohydrolases play a role in various biological processes, such as nitrogen metabolism and pH regulation. However, their activity can also contribute to the formation of kidney stones and other urological disorders if excessive amounts of ammonia are produced in the urinary tract.

Ectoderm is the outermost of the three primary germ layers in a developing embryo, along with the endoderm and mesoderm. The ectoderm gives rise to the outer covering of the body, including the skin, hair, nails, glands, and the nervous system, which includes the brain, spinal cord, and peripheral nerves. It also forms the lining of the mouth, anus, nose, and ears. Essentially, the ectoderm is responsible for producing all the epidermal structures and the neural crest cells that contribute to various derivatives such as melanocytes, adrenal medulla, smooth muscle, and peripheral nervous system components.

An "ecosystem" is not a term that has a specific medical definition, as it is a concept that is more commonly used in the fields of ecology and environmental science. However, I can provide you with the general ecological definition of an ecosystem:

An ecosystem is a community of living organisms interacting with each other and their non-living environment, including both biotic factors (plants, animals, microorganisms) and abiotic factors (climate, soil, water, and air). These interactions create a complex network of relationships that form the foundation of ecological processes, such as energy flow, nutrient cycling, and population dynamics.

While there is no direct medical definition for an ecosystem, understanding the principles of ecosystems can have important implications for human health. For example, healthy ecosystems can provide clean air and water, regulate climate, support food production, and offer opportunities for recreation and relaxation, all of which contribute to overall well-being. Conversely, degraded ecosystems can lead to increased exposure to environmental hazards, reduced access to natural resources, and heightened risks of infectious diseases. Therefore, maintaining the health and integrity of ecosystems is crucial for promoting human health and preventing disease.

"Salamandra" is a term that refers to a genus of amphibians commonly known as fire salamanders. However, in a medical context, it is specifically used to refer to a homeopathic remedy made from the secretions of this animal. The homeopathic preparation is believed to stimulate the body's natural healing abilities and is used to treat various conditions such as skin disorders, respiratory issues, and psychological problems. Please note that the effectiveness and safety of homeopathic remedies are not widely accepted by the mainstream medical community and more research is needed to confirm their benefits.

In medical terms, the skin is the largest organ of the human body. It consists of two main layers: the epidermis (outer layer) and dermis (inner layer), as well as accessory structures like hair follicles, sweat glands, and oil glands. The skin plays a crucial role in protecting us from external factors such as bacteria, viruses, and environmental hazards, while also regulating body temperature and enabling the sense of touch.

In medical and embryological terms, the mesoderm is one of the three primary germ layers in the very early stages of embryonic development. It forms between the ectoderm and endoderm during gastrulation, and it gives rise to a wide variety of cell types, tissues, and organs in the developing embryo.

The mesoderm contributes to the formation of structures such as:

1. The connective tissues (including tendons, ligaments, and most of the bones)
2. Muscular system (skeletal, smooth, and cardiac muscles)
3. Circulatory system (heart, blood vessels, and blood cells)
4. Excretory system (kidneys and associated structures)
5. Reproductive system (gonads, including ovaries and testes)
6. Dermis of the skin
7. Parts of the eye and inner ear
8. Several organs in the urogenital system

Dysfunctions or abnormalities in mesoderm development can lead to various congenital disorders and birth defects, highlighting its importance during embryogenesis.

I'm sorry for any confusion, but "Panama" is not a medical term. It is a country located in Central America, known for its famous canal and diverse wildlife. If you have any questions about medical terms or conditions, I would be happy to help answer those!

A base sequence in the context of molecular biology refers to the specific order of nucleotides in a DNA or RNA molecule. In DNA, these nucleotides are adenine (A), guanine (G), cytosine (C), and thymine (T). In RNA, uracil (U) takes the place of thymine. The base sequence contains genetic information that is transcribed into RNA and ultimately translated into proteins. It is the exact order of these bases that determines the genetic code and thus the function of the DNA or RNA molecule.

Developmental gene expression regulation refers to the processes that control the activation or repression of specific genes during embryonic and fetal development. These regulatory mechanisms ensure that genes are expressed at the right time, in the right cells, and at appropriate levels to guide proper growth, differentiation, and morphogenesis of an organism.

Developmental gene expression regulation is a complex and dynamic process involving various molecular players, such as transcription factors, chromatin modifiers, non-coding RNAs, and signaling molecules. These regulators can interact with cis-regulatory elements, like enhancers and promoters, to fine-tune the spatiotemporal patterns of gene expression during development.

Dysregulation of developmental gene expression can lead to various congenital disorders and developmental abnormalities. Therefore, understanding the principles and mechanisms governing developmental gene expression regulation is crucial for uncovering the etiology of developmental diseases and devising potential therapeutic strategies.

Trematoda is a class of parasitic flatworms, also known as flukes. They have a complex life cycle involving one or more intermediate hosts and a definitive host. Adult trematodes are typically leaf-shaped and range in size from a few millimeters to several centimeters.

They have a characteristic oral sucker surrounding the mouth and a ventral sucker, which they use for locomotion and attachment to their host's tissues. Trematodes infect various organs of their hosts, including the liver, lungs, blood vessels, and intestines, causing a range of diseases in humans and animals.

Examples of human-infecting trematodes include Schistosoma spp., which cause schistosomiasis (also known as bilharzia), and Fasciola hepatica, which causes fascioliasis (liver fluke disease). Trematode infections are typically treated with antiparasitic drugs.

Among amphibians, it is seen in numerous frog and salamander species, but has not been recorded in caecilians. Haploid ... All known parthenogenic amphibians have been the result of hybridization events between closely related species. Pelophylax ... Polyploidy, a numerical change in the number of chromosomes, is common in parthenogenic amphibians. Triploidy (having three ... Embryonic mortality in parthenogenic amphibians is high. Hatching rates for North American salamander species have ranged from ...
... , Lists of animals of Australia, Lists of amphibians of Australia). ... Amphibians of Australia are limited to members of the order Anura, commonly known as frogs. All Australian frogs are in the ... The amphibian fauna of both these continents are varied due to collisions with Laurasian continents. However, the South African ... "Amphibian Species of the World - Myobatrachidae Schlegel In Gray, 1850". Archived from the original on 17 July 2006. Retrieved ...
Amphibians portal List of California amphibians and reptiles List of amphibian genera List of prehistoric amphibians Amphibian ... Amphibians are ectothermic, tetrapod vertebrates of the class Amphibia. All living amphibians belong to the group Lissamphibia ... A list of amphibians organizes the class of amphibian by family and subfamilies and mentions the number of species in each of ... Wikidata has the property: Amphibian Species of the World ID (P5354) (see uses) Amphibian Species of the World AmphibiaWeb This ...
Analgesia in amphibians can be measured using heart rate and respiratory rate. Amphibians exhibit classic wiping and withdrawal ... Examples of the three modern orders of amphibians The possibility that amphibians and other non-human animals may experience ... and amphibians used in scientific research. Several scientists and scientific groups have expressed the belief that amphibians ... "The importance of enrichment for advancing amphibian welfare and conservation goals" (PDF). Amphibian & Reptile Conservation. 8 ...
... amphibians List of vulnerable amphibians List of critically endangered amphibians List of recently extinct amphibians List of ... Of all evaluated amphibian species, 14% are listed as endangered. No subpopulations of amphibians have been evaluated by the ... Critically endangered amphibians are listed separately. There are 1393 amphibian species which are endangered or critically ... Additionally 1193 amphibian species (16% of those evaluated) are listed as data deficient, meaning there is insufficient ...
... involves sexual selection processes in amphibians, including frogs, salamanders and newts. ... Hearing and sound communication in amphibians. 28, 44-86 (2007). Wells, K. D. & Ryan, M. "The energetics of calling in frogs." ... Portal: Amphibians (Articles with short description, Short description matches Wikidata, Sexual selection, Frogs, Salamanders, ... Byrne, P. G.; Roberts, J. D. (2012). "Evolutionary causes and consequences of sequential polyandry in anuran amphibians". ...
Fossils of Amphibians have been found in Western Australia. List of amphibians of Western Australia Amphibians of Australia ... Fossil records of Amphibia have been identified in the north west of the state. Currently, the only non-native amphibian ... The Amphibians of Western Australia are represented by two families of frogs. Of the 78 species found, most within the ... "The frogs of Western Australia". the Amphibian Research Centre. Archived from the original on 16 September 2009. Retrieved 2009 ...
Amphibians have for centuries appeared in culture. From the fire-dwelling salamander to the frogs (and occasionally toads) of ... Crump, Marty (2015). Eye of Newt and Toe of Frog, Adder's Fork and Lizard's Leg: The Lore and Mythology of Amphibians and ... This article describes the roles played by amphibians in human culture, so defined. The salamander has been ascribed fantastic ... Articles containing Ancient Greek (to 1453)-language text, Amphibians in culture, Cultural depictions of animals). ...
... amphibians List of endangered amphibians List of critically endangered amphibians List of recently extinct amphibians List of ... Of all evaluated amphibian species, 10% are listed as vulnerable. No subpopulations of amphibians have been evaluated by the ... See: List of endangered amphibians, List of critically endangered amphibians. Vulnerable, endangered and critically endangered ... Additionally 1567 amphibian species (24% of those evaluated) are listed as data deficient, meaning there is insufficient ...
Amphibians portal Cultural depictions of amphibians List of amphibians List of amphibian genera List of threatened reptiles and ... Wikispecies has information related to Amphibia. The Wikibook Dichotomous Key has a page on the topic of: Amphibia Amphibians ... image and PDF formats Amphibian Specialist Group Amphibian Ark AmphibiaWeb Global Amphibian Assessment Archived April 12, 2011 ... On land, amphibians are restricted to moist habitats because of the need to keep their skin damp. Modern amphibians have a ...
The following is a list of amphibians found in the state of Arizona. The Arizona tree frog is the state amphibian. The state is ... IUCN SSC Amphibian Specialist Group (2015). "Anaxyrus cognatus". IUCN Red List of Threatened Species. 2015: e.T54612A53949260. ... IUCN SSC Amphibian Specialist Group (2014). "Lithobates blairi". IUCN Red List of Threatened Species. 2014: e.T58562A64301057. ... IUCN SSC Amphibian Specialist Group (2015). "Spea bombifrons". IUCN Red List of Threatened Species. 2015: e.T59044A53972679. ...
Amphibians of Bhutan, Lists of biota of Bhutan, Lists of amphibians of Asia, Lists of amphibians by country). ... List of amphibians of Sikkim List of amphibians of Northeast India List of amphibians of India (Articles with short description ... Status of Amphibian Studies and Conservation in Bhutan. Wangyal, Jigme Tshelthrim. 2014. The status of Herpetofauna of Bhutan. ... The following is a list of amphibians of Bhutan from Wangyal (2013, 2014). In Bhutan, Hoplobatrachus tigerinus is widely ...
PS Sivaprasad Global Amphibian Assessment AmphibiaWeb Amphibians of the Western Ghats Media related to Amphibians of Kerala at ... This is a list of amphibian species found in the Kerala, India. Dorsal view Lateral view Lateral view Dorsal view Lateral view ... India by Sandeep Das A survey of the Amphibian Fauna of Kerala- Distribution and Status, Zoos' Print Journal 20(1) 1723-1735 by ... Lists of amphibians of Asia, Lists of fauna of India, Kerala fauna-related lists). ...
This is a list of amphibians of Hungary. Bombina bombina - European fire-bellied toad LC Bombina variegata - yellow-bellied ...
Lists of amphibians by country, Lists of biota of Uruguay, Amphibians of Uruguay, Lists of amphibians of South America). ... The amphibians of Uruguay are diverse. Argenteohyla siemersi Dendropsophus nanus Elachistocleis bicolor Hypsiboas pulchellus ...
Lists of amphibians of Asia, Lists of amphibians of Europe, Amphibians of Russia). ... Articles with short description, Short description is different from Wikidata, Lists of biota of Russia, Lists of amphibians by ... There are thirty species of amphibians recorded in Russia. Genus Salamandrella Siberian salamander (Salamandrella keyserlingii ...
The state of Wisconsin is home to nineteen species of amphibians. These include salamanders, frogs, and toads. Seven species of ... Articles with short description, Short description is different from Wikidata, Lists of amphibians of the United States, Lists ...
Bulgaria is inhabited by 22 autochthonous amphibian species, which makes the amphibians the least diverse class of vertebrates ... an addition to the New Atlas of Amphibians and Reptiles of Europe" (PDF). Amphibia-Reptilia. 39 (2): 252-259. doi:10.1163/ ... Lists of amphibians of Europe, Lists of amphibians by country, Fauna of Bulgaria). ... Bulgaria portal Amphibians and Reptiles portal Ecology portal Environment portal Geography of Bulgaria List of birds of ...
Lists of amphibians by country, Lists of amphibians of Asia, Lists of amphibians of Europe). ... Lists of amphibians by region (Articles with short description, Short description is different from Wikidata, Lists of biota of ... There are three species of amphibians recorded in Cyprus, all of them frogs. Family: Bufonidae Bufotes cypriensis Litvinchuk, ... "Amphibian Species of the World: an Online Reference. Version 6.0". American Museum of Natural History. Retrieved 3 December ...
Lists of amphibians of Europe, Lists of amphibians by country, Lists of biota of Italy, Fauna of Italy). ... There are 39 species of amphibians of Italy (including introduced and naturalised species) in two orders; no Caecilian is known ...
There are no amphibians native to Michigan that are included in the federal Endangered Species Act. Of the over 3400 species of ... Twenty-six amphibian species are found in Michigan, one of the fifty United States. These species include twelve species of ... Amphibian habitats in Michigan are generally split into four regions: the northern and southern Lower Peninsula and the eastern ... Amphibians are vulnerable to many types of human encroachment, including water pollution, automobiles, the destruction of ...
"Amphibians in Alabama". Outdoor Alabama. Alabama Department of Conservation and Natural Resources. Archived from the original ... The U.S. state of Alabama has 73 known indigenous amphibian species. These indigenous species include 30 frog and toad species ... Human predation, pollution, and habitat destruction has placed several amphibian species at risk of extirpation or extinction. ... Lists of amphibians of the United States, Fauna of the Southeastern United States). ...
List of amphibians and reptiles of Mount Halimun Salak National Park List of amphibians of Sumatra (Articles with short ... The following is a list of amphibians of Java and Bali, Indonesia from Iskandar (1998). There is a total of 41 amphibian ... In Java, amphibian species commonly collected for human consumption include Limnonectes macrodon, Fejervarya cancrivora, ... introduced Iskandar, Djoko T. (1998). The Amphibians of Java and Bali. Jakarta: Research and Development Centre for Biology, ...
Amphibians of Pakistan, Lists of biota of Pakistan, Lists of amphibians of Asia, Lists of amphibians by country). ... This list of the amphibians of Pakistan currently contains 19 confirmed species that are known to occur in Pakistan. Family ... Wildlife of Pakistan - Amphibians (Articles with short description, Short description is different from Wikidata, ... Amphibia: Anura: Bufonidae). Zool. Abh. Staatl. Mus. Tierkunde Dresden 51: 253-319. STÖCK M., D. K. LAMATSCH, C. STEINLEIN, J. ...
Amphibians of Nepal, Lists of amphibians of Asia, Lists of amphibians by country, Lists of biota of Nepal). ... The amphibians of Nepal represent a variety of species, including: Order: Anura Family: Ranidae Assam sucker frog (Amolops ...
On rainy nights, bullfrogs, along with many other amphibians, travel overland, and may be seen in numbers on country roads. In ... Cerovski, A.O.; M. Grenier; B. Oakleaf; L. Van Fleet; S. Patla (2004). Atlas of Birds, Mammals, Amphibians, and Reptiles in ... CS1: long volume value, Amphibians of the United States, Reptiles of the United States, Fauna of the Western United States, ... Wyoming is home to 12 amphibian species and 22 species of reptiles. Tiger salamander Boreal chorus frog Plains spadefoot toad ...
Lists of amphibians by country, Amphibians of West Africa, Lists of amphibians of Africa, Fauna of Ghana). ... This is a list of the amphibian species recorded in Ghana. There are 80 amphibian species in Ghana, of which 2 are critically ... "Amphibians of Ghana". IUCN. 2011. Retrieved 23 September 2011. "Amphibians of Ghana". AmphibiaWeb. 2011. Retrieved 23 September ... IUCN Redlist which lists species of amphibians and includes those amphibians that have recently been classified as extinct ( ...
... are lists of amphibians in a given continent, country or smaller region. Democratic Republic of ... Articles with short description, Short description is different from Wikidata, Lists of species lists, Lists of amphibians by ... Vincent Sint Eustatius Belize Costa Rica El Salvador Guatemala Honduras Nicaragua Panama Brazil Uruguay List of amphibians for ... location, Lists of lists with listcat specified, Amphibians by location, Lists by region). ...
... amphibians List of endangered amphibians List of critically endangered amphibians List of recently extinct amphibians List of ... No subpopulations of amphibians have been evaluated by the IUCN. This is a complete list of near threatened amphibian species ... lists 402 near threatened amphibian species. 6.2% of all evaluated amphibian species are listed as near threatened. ... Lists of IUCN Red List near threatened species List of least concern amphibians List of vulnerable ...
List of reptiles of Iowa : Reptiles and Amphibians of Iowa Accessed November 18th, 2015 Reptiles and Amphibians of Iowa ( ... The following is a list of amphibians that are known to inhabit the US State of Iowa. The list includes frogs, toads, and ... Articles with short description, Short description is different from Wikidata, Lists of fauna of Iowa, Lists of amphibians of ...
Among amphibians, it is seen in numerous frog and salamander species, but has not been recorded in caecilians. Haploid ... All known parthenogenic amphibians have been the result of hybridization events between closely related species. Pelophylax ... Polyploidy, a numerical change in the number of chromosomes, is common in parthenogenic amphibians. Triploidy (having three ... Embryonic mortality in parthenogenic amphibians is high. Hatching rates for North American salamander species have ranged from ...
The fungus, which grows on the skin of amphibians and is lethal to many of them, thrives in the relatively cool conditions ... The World Conservation Union (IUCN) estimates that 32 percent of all amphibians are in danger of going extinct. Of 5,918 known ... Steven Whitfield, a PhD candidate at Florida International University in Miami, analyzed 35 years of amphibian and lizard ... Scientists consider these extinctions part of an ongoing worldwide amphibian die-off. ...
Now, recently published results of a six-year study explore how the loss or reduction of amphibians could affect the ecosystem ... body size and condition and population genetics of two amphibian species in the northeastern United States. A grant from USDAs ... but until recently their efficacy has been untested for most amphibian species. ... In many ecosystems means that amphibians have important roles both as food sources and as predators - amphibians feed heavily ...
... making them the least explored order of amphibians and widely unknown. Species with a moustache. Amphibian researcher SD Biju ... They literally dug tonnes of soil to unearth these amphibians. Studying caecilians is always a challenge for scientists as they ... This peculiar characteristic is being reported for the first time for caecilians - a category of amphibians that live hidden in ... The dense jungles of northeastern India have unearthed three new species of legless amphibians, bolstering the pristine ...
Are Frogs Amphibians?. Frogs are found on all continents except Antarctica. Frogs belong to phylum Chordata of the Amphibia ... Most adult amphibians are carnivorous. A frog can survive in any climate except Antarctica. All amphibians are cold-blooded. ... Amphibians are the first animals to be affected by environmental degradation. The characteristics of the skin make the frog ... The distinguishing characteristic of amphibians is the ability to live two lives; both in water and on land. In the water, ...
... salamanders are actually amphibians. Read more to learn why. ... Are Salamanders Amphibians? Related. What Are The Differences ... Are Salamanders Amphibians?. A crocodile salamander in Thailand. Salamanders are amphibians which are known for their lizard- ... Most amphibians lay their eggs in fresh water while others look for a moist place on land. Salamanders lay eggs in ponds, ... Salamanders are amphibians while lizards are reptiles. Salamander lays eggs in moist areas or on water while lizards lay eggs ...
Amphibian Research and Occupancy Modeling in the South-Central Region of the Amphibian Research and Monitoring Initiative (ARMI ... Amphibian Research and Occupancy Modeling in the South-Central Region of the Amphibian Research and Monitoring Initiative (ARMI ... WARCs amphibian researchers help ARMI provide amphibian status and trend information to environmental managers, relate status ... In response to indications of declines of amphibian populations worldwide, the National Amphibian Research and Monitoring ...
... amphibian: Annotated classification: …extinct orders within the superorder Lepospondyli, and Temnospondylia and Lissamphibia ... In amphibian: Annotated classification. …extinct orders within the superorder Lepospondyli, and Temnospondylia and Lissamphibia ... In amphibian: Annotated classification. †Superorder Lepospondyli (lepospondylians)†Order Adelospondyli (adelospondylians)†Order ...
Relyea found that Roundup® caused a 70 percent decline in amphibian biodiversity and an 86 percent decline in the total mass of ... Life sciences/Organismal biology/Animals/Vertebrates/Amphibians/Frogs * /Physical sciences/Chemistry/Chemical compounds/ ... "Its fair to say that nobody would have guessed Roundup® was going to be so lethal to amphibians." ### ... Roundup®highly lethal to amphibians, finds University of Pittsburgh researcher Peer-Reviewed Publication University of ...
... A technical ... Towards the pasture the number of species of amphibians and reptiles with terrestrial habitats increased, as did the amphibians ... Amphibians, Biodiversity, Conservation, Deforestation, Environment, Fragmentation, Frogs, Green, Herps, Rainforests, Reptiles, ... Tropical amphibian diversity and edge effect. FROGLOG 77: 1-2. Urbina-Cardona, J.N & Reynoso, V.H. 2005. Recambio de anfibios ...
... use the word bank to label the reptiles and amphibians in German. ... Label the Reptiles and Amphibians in German AnimalsGermanLabel- ... In this printable worksheet, use the word bank to label the reptiles and amphibians in German. ...
You may not use this work without making specific arrangements with the artist UNLESS your work is a web-based game or animation, in which case you may use this freely. ** Contains third-party samples. ...
Amphibian Red List Authority (ARLA): The ARLA is responsible for the update and maintenance of the amphibian database on the ... She became involved with amphibian conservation assessments as a coordinator and assessor in the Global Amphibian Assessment ( ... worked as Amphibian Red List Authority (RLA) Coordinator overseeing the maintenance and curation of the amphibian database on ... when the Global Amphibian Assessment (GAA) provided the first comprehensive overview of amphibian extinction risk in the world ...
Desert Amphibians. December 03, 2008 The deserts of Southern California are dusty and strewn with cacti, blisteringly hot in ... Amphibians that need water throughout the year are limited to springs and waterholes. In Joshua Tree National Park, for ... These are the true desert amphibians, those able to survive for many months with a total absence of rain or surface water. ... If you encounter any amphibians during your visit to the California desert, take a moment to appreciate the complexity and ...
Reptiles and Amphibians. / Amphibians. Amphibians. Amphibians are animals that start life as eggs (or spawn) in the water. They ... UK Amphibians. Common and garden species - The animals you are most likely to spot in your garden or local park: ... You can also find this information on our free Dragon Finder app where you can record your sightings of amphibians around the ...
Read more: "Amphibian planet: Six of the strangest". AN UNKNOWN disease springs out of nowhere and sweeps across ... Although mass die-offs of amphibians have been happening since the 1980s, we only discovered that a fungus was to blame in 1999 ... Even if there were no killer fungus running amok, amphibians would be in trouble. We are draining the wetlands and cutting down ... Genetic detectives hunt the global amphibian killer. A deadly disease is wiping out frogs and salamanders all over the world - ...
Amphibians A-Z World Status Key. Least Concern Near Threatened Vulnerable Endangered Critically Endangered Extinct in the Wild ...
This website uses cookies to ensure you get the best experience on our website. Read more ...
Learn about the Amphibians & Reptiles (Herpetology) Collection at the Museum. The Section of Herpetology maintains a collection ... Check out the reptiles and amphibians of today while looking out over prehistoric reptiles that existed millions of years ago. ... Though Pennsylvania has a temperate climate, it is home to representatives of most reptile and amphibian groups. Four dioramas ... of more than 230,000 specimens and ranks at about the ninth largest amphibian and reptile collection in the United States. ...
Amphibians defeat charismatic species in a conservation contest Amphibians are not very popular among people as cats, birds or ... Read moreabout Salamanders on the EDGE: building conservation networks for amphibians in Mexico (Part 1/2) 28.07.2015. Fellows ... Read moreabout For the love of Mexico - Amphibians defeat charismatic species in a conservation contest 14.07.2017. Conducting ... Read moreabout Salamanders on the EDGE: building conservation networks for amphibians in Mexico (Part 2/2) 29.07.2015. ...
Get the latest news and articles about Amphibians from the experts at Live Science. ... When its too darn hot, amphibian young adapt by changing their diet. ...
UV-B can be detrimental to amphibians, and amphibians have shown declines in some areas during this same period. We documented ... We inferred relative exposure of amphibian habitats to UV-B by estimating the transmission of 305- and 320-nm radiation in pond ... the distribution of amphibians and salmonids in 42 remote, subalpine and alpine ponds in Olympic National Park, Washington, ... UV-B can be detrimental to amphibians, and amphibians have shown declines in some areas during this same period. We documented ...
... Am J Physiol. 1967 Aug;213(2):425-31. doi: 10.1152/ajplegacy.1967.213. ...
Reptiles & Amphibians All. Amphibian. Bearded Dragon. Carnivorous Reptile. Crocodile. Herbivorous Reptile. Iguana. ...
"The Amphibian Tree of Life." Bulletin of the American Museum of Natural History 2006, no. 297 (March 2006): 1-291. ... State amphibian - North American bullfrog. - The North American Bullfrog, scientifically designated as Rana catesbeiana, is ... In 2005, Missouri designated the American bullfrog as the official state amphibian. The bullfrog is the largest frog native to ... selected for and shall be known as the official amphibian of the state of Missouri. (L. 2005 H.B. 33) ...
Reptiles and Amphibians Names Japan Islands China Snake Rodents Chinese Language The Color Black Japanese Language Green Other ...
Find out how people from around the world have contributed and raised funds for amphibian conservation and to support Amphibian ... This year I chose Amphibian Ark. I love reptiles and amphibians. When I went to the Amphibian Ark website and saw the great ... Promoting Missouris amphibians. Sage wrote a letter to Amphibian Ark Patron, Jean-Michel Cousteau, and asked his friends to ... The Amphibian Ark salutes Amadeus as a young amphibian conservation hero. He helps us believe that theres a brighter future ...
Reptiles and Amphibians Profiles. This resource includes full life histories and profiles of 24 types of reptiles including ...
Persicaria amphibia. Taxonavigation[edit]. Taxonavigation: Caryophyllales Classification System: APG IV Superregnum: Eukaryota ... Retrieved from "https://species.wikimedia.org/w/index.php?title=Persicaria_amphibia&oldid=8572465" ...
... by glitchygorilla https://shirt.woot.com/offers/the-kind-amphibian $19.00 In Stock Apparel & Accessories $ ...
  • Even though they resemble lizards, salamanders are amphibians, and they have some unique differences while lizards are reptiles. (worldatlas.com)
  • Salamanders are amphibians while lizards are reptiles. (worldatlas.com)
  • Towards the pasture the number of species of amphibians and reptiles with terrestrial habitats increased, as did the amphibians with reproductive mode of eggs and larvae in water. (mongabay.com)
  • Towards the interior of the forest the number of species of reptiles with larger size and arboreal habitats increased, as did the amphibians with direct embryo development and with fosorial and arboreal habitats. (mongabay.com)
  • Determining the distribution of amphibians and reptiles across the pasture, forest edge and forest interior gradient and their relationship with microhabitat will allow for the creation of robust tools for conservation and management of the herpetofauna in highly fragmented tropical landscapes. (mongabay.com)
  • In this printable worksheet, use the word bank to label the reptiles and amphibians in German. (enchantedlearning.com)
  • Label the reptiles and amphibians using the word list below. (enchantedlearning.com)
  • Check out the reptiles and amphibians of today while looking out over prehistoric reptiles that existed millions of years ago. (carnegiemnh.org)
  • My name is Sylviane Rakotozafy and I'm an herpetologist devoting to conserve amphibians and reptiles in Madagascar. (edgeofexistence.org)
  • Amadeus is a member of LARS, an organization that works to protect amphibians and reptiles, and LBV (Bavarian Society for the Protection of Birds), another conservation organization. (amphibianark.org)
  • Skin texture is a key difference between reptiles and amphibians. (si.edu)
  • Reptiles typically have rough and scaly skin while amphibians have moist and slimy skin. (si.edu)
  • Reptiles and amphibians are some of the most threatened groups on the planet. (zsl.org)
  • This is an email list for posting phenology & occurrence information regarding wild amphibians and reptiles in Wisconsin. (freelists.org)
  • The ARAV advances programs for preventative medicine, husbandry, and scientific research in the field of veterinary medicine dealing with reptiles and amphibians. (kingsnake.com)
  • Also, the ARAV distributes scientific information relating to the field of husbandry, veterinary medicine and surgery of reptiles and amphibians through the Journal of Herpetological Medicine and Surgery, the official publication of the Association, and the Annual Conference of the Association. (kingsnake.com)
  • Descriptions and illustrations of reptiles and amphibians. (librarything.com)
  • From adders to slow worms, explore stunning images of Norfolk's amphibians and reptiles. (norfolkwildlifetrust.org.uk)
  • Read more about these fascinating species in our amphibians and reptiles species profiles . (norfolkwildlifetrust.org.uk)
  • Amphibians and reptiles have many different adaptations that allow them to live in deserts, avoiding extremes in aridity, heat, or cold. (desertmuseum.org)
  • Although early amphibians had lumbered ashore in search of insects, vertebrates didn't finally leave the water until later in the Paleozoic when the first reptiles evolved waterproof skin and an egg with membranes (amnion, chorion) to protect embryos from desiccation. (desertmuseum.org)
  • The evolutionary radiations of modern amphibians and reptiles, as well as of modern mammals and birds, began as the dinosaurs declined in the late Cretaceous (98-65 mya). (desertmuseum.org)
  • Primitive reptiles were able to radiate into drier habitats than amphibians because of the amniote egg with a leathery or hard shell, and because of their relatively impermeable skin with scales. (desertmuseum.org)
  • Use the Amphibian and Reptile Distribution Scheme (ARDS) cards to report sightings of amphibians and reptiles, and help us build our database. (doc.govt.nz)
  • Distribution scheme cards can be filled in by anyone who can identify amphibians and reptiles accurately or who can take a good photograph. (doc.govt.nz)
  • Cards can be filled in at any time of year, but many amphibians and reptiles are most likely to be visible over the spring - summer - autumn period. (doc.govt.nz)
  • Certain reptiles and amphibians can be terrific pets, but some of them can be complicated to keep, and not all of them are appropriate for children. (petmd.com)
  • If you're allergic to feathers or fur, or if you are looking for a pet that is fascinating to watch and requires little to no time out of its enclosure, these incredible reptiles and amphibians might make an excellent choice for you. (petmd.com)
  • Thank you for doing your part to help conserve Maine's reptiles and amphibians. (maine.gov)
  • Poisonous amphibians and reptiles : recognition, and bite treatment / by Floyd Boys and Hobart M. Smith. (who.int)
  • Salmonella germs can be found in the droppings of reptiles and amphibians, even if the animals appear healthy and clean. (cdc.gov)
  • Because of this high risk of serious illness, the CDC, the American Academy of Pediatrics, the National Association of State Public Health Veterinarians, as well as other organizations, have issued recommendations that reptiles and amphibians should not be kept in childcare facilities. (cdc.gov)
  • And you should also know that reptiles and amphibians should not be kept in other facilities, such as nursing homes, where there are people also at increased risk of severe infection. (cdc.gov)
  • Neil Vora] During outbreak investigations where disease detectives link illnesses with reptiles or amphibians, many of the sick people involved in the outbreaks say that they had no idea that these animals could carry germs that could make them sick. (cdc.gov)
  • Dozens of outbreaks, especially involving young children, have been linked to contact with small turtles, as well as other reptiles and amphibians. (cdc.gov)
  • Cold-blooded animals such as reptiles and amphibians have some of the longest lifespans for their size. (medlineplus.gov)
  • While most research on aging variation in animals has focused on birds and mammals, this team examined 77 different species of reptiles and amphibians in the wild. (medlineplus.gov)
  • Reptiles and amphibians that had protective traits-such as a hard shell, scales, or a venomous bite-aged more slowly than those without them. (medlineplus.gov)
  • In warmer environments, reptiles aged more quickly, while amphibians aged more slowly. (medlineplus.gov)
  • These insights can help inform conservation strategies for reptiles and amphibians in the wild, many of which are threatened or endangered. (medlineplus.gov)
  • Among amphibians, it is seen in numerous frog and salamander species, but has not been recorded in caecilians. (wikipedia.org)
  • All known parthenogenic amphibians have been the result of hybridization events between closely related species. (wikipedia.org)
  • Forested areas that border wetlands help protect wildlife, but until recently their efficacy has been untested for most amphibian species. (usda.gov)
  • At the University of New Hampshire, Dr. Kimberly Babbitt and a team of graduate students conducted landscape-scale experiments that tested the impacts of forest buffer width vernal pools on population size and structure, body size and condition and population genetics of two amphibian species in the northeastern United States. (usda.gov)
  • However, amphibians are declining across the globe and species are going extinct. (usda.gov)
  • The dense jungles of northeastern India have unearthed three new species of legless amphibians, bolstering the pristine forest's status as a veritable biodiversity treasure trove. (deccanherald.com)
  • Amphibian researcher SD Biju from the Delhi University (DU) and his colleagues named it as Ichthyophis moustakius which means an Ichthyophis species with a moustache. (deccanherald.com)
  • Just like most amphibians, the different salamander species breathe through a membrane in their throat and mouth, skin, lungs, and gills. (worldatlas.com)
  • More than 6,000 amphibian species exist worldwide, with approximately 300 of them found in the United States. (usgs.gov)
  • After six field seasons, 2835 individuals of 24 amphibian species (12 in pasture, 8 in secondary forest, 19 in forest edge and 20 in forest interior) and 1498 individuals of 42 reptile species (12 in pasture, 10 in secondary forest, 31 in forest edge and 32 in forest interior) were captured. (mongabay.com)
  • Amphibians are the most threatened vertebrate class on Earth, with 41% of species threatened with extinction according to The IUCN Red List of Threatened Species. (iucn.org)
  • she subsequently coordinated an amphibian research and conservation project in the tropical Andes, worked as Amphibian Red List Authority (RLA) Coordinator overseeing the maintenance and curation of the amphibian database on the IUCN Red List of Threatened Species, acted as Director of Conservation for the International Conservation Fund of Canada, and as as Interim Executive Director for the Amphibian Survival Alliance (ASA). (iucn.org)
  • Amphibians defeat charismatic species in a conservation contest Amphibians are not very popular among people as cats, birds or marine mammals. (edgeofexistence.org)
  • The answer can help conservationists successfully reintroduce species that rely on toxins for survival to the wild says Luke Linhoff, post-doctoral research fellow at Smithsonian's National Zoo and Conservation Biology Institute and Panama Amphibian Rescue and Conservation Project. (si.edu)
  • The causes for the decline of Ozark Hellbenders are similar to those causing declines of other amphibian species worldwide. (brighthub.com)
  • Pressures such as the deadly chytrid fungus , illegal trade, habitat loss and climate change have led to predictions that a large proportion of all reptile and amphibian species could go extinct over the next century. (zsl.org)
  • More than 4,000 amphibians are on the EDGE amphibians list , which prioritises Evolutionarily Distinct and Globally Endangered (EDGE) species for conservation attention. (zsl.org)
  • At least 42% of all known amphibian species are declining, and as many as 159 amphibian species may already be extinct. (zsl.org)
  • The ARAV is a veterinary organization promoting conservation and humane treatment of all reptilian and amphibian species through education, captive breeding, and habitat preservation. (kingsnake.com)
  • The Amphibian Ark (AArk) has a position open for a Programme Officer to work with a small, dedicated team and committed partners to advance AArk's mission of ensuring the survival and diversity of amphibian species focusing on those that cannot currently be safe-guarded in their natural environments . (waza.org)
  • In 2004, about a third of amphibian species were threatened by extinction. (thebradentontimes.com)
  • When people build roads and dams, amphibians may be separated from other members of their species. (thebradentontimes.com)
  • Since the mid-1900s, there has been a pandemic of the infectious chytrid fungus in over 700 amphibian species. (thebradentontimes.com)
  • A study published Wednesday, Oct. 4, 2023, in the journal Nature has found that amphibians are the world's most threatened group of vertebrate species. (kxan.com)
  • A new global assessment has found that 41% of amphibian species that scientists have studied are threatened with extinction, meaning they are either vulnerable, endangered or critically endangered. (kxan.com)
  • But a growing percentage of amphibian species are now also pushed to the brink by novel diseases and climate change, the study found. (kxan.com)
  • The study identified the greatest concentrations of threatened amphibian species in several biodiversity hotspots, including the Caribbean islands, the tropical Andes, Madagascar and Sri Lanka. (kxan.com)
  • Relationships between glucocorticoids and infection with Batrachochytrium dendrobatidis in three amphibian species. (bvsalud.org)
  • Amphibians are amongst the most threatened taxa, particularly in the context of disease , but relatively few studies explore links between stress and disease in amphibian species. (bvsalud.org)
  • We present results for Bd-infected and uninfected individuals of three amphibian species with differential susceptibilities to this pathogen ( Rana catesbeiana , R. clamitans, and R. sylvatica). (bvsalud.org)
  • However, amphibian aging rates were associated with the number of eggs they laid each year: Species that laid more eggs per year tended to age more quickly. (medlineplus.gov)
  • Are Frogs Amphibians? (worldatlas.com)
  • Frogs belong to phylum Chordata of the Amphibia Class . (worldatlas.com)
  • The Missouri Department of Conservation State Documents Collection at the Missouri State Archives includes several publications on frogs and amphibians. (mo.gov)
  • While you're hopping between exhibits, meet these adorable amphibians along the way: Panamanian golden frogs, coronated tree frogs, tiger salamanders, red salamanders, red-backed salamanders and emperor newts. (si.edu)
  • This moist and slimy skin is how amphibians, frogs, salamanders and caecilians breathe-some don't even have lungs at all! (si.edu)
  • Because amphibians like frogs, toads, even salamanders, have skin that can easily absorb liquids found in damp soils or the waters and streams they frequent, they can get sick from things like leaking batteries. (houstonzoo.org)
  • When amphibians (notably frogs) come in contact with this fungus, it degrades the keratin layer of their skin, causing skin sloughing, lethargy, weight loss and death. (thebradentontimes.com)
  • The world's frogs, salamanders, newts and other amphibians remain in serious trouble. (kxan.com)
  • In response to indications of declines of amphibian populations worldwide, the National Amphibian Research and Monitoring Initiative (ARMI) was formed. (usgs.gov)
  • WARC's amphibian researchers help ARMI provide amphibian status and trend information to environmental managers, relate status and trends to management options, identify causes of amphibian declines, and provide essential information to support management actions that will arrest or reverse declines. (usgs.gov)
  • This field experiment is one of the most extensive studies on the effects of pesticides on nontarget organisms in a natural setting, and the results may provide a key link to global amphibian declines. (eurekalert.org)
  • Amphibians declines and extinctions have been an ongoing concern for decades, but it wasn't until 2004 that we got a much clearer picture of the extent of the issue, when the Global Amphibian Assessment (GAA) provided the first comprehensive overview of amphibian extinction risk in the world. (iucn.org)
  • UV-B can be detrimental to amphibians, and amphibians have shown declines in some areas during this same period. (usgs.gov)
  • Disease in amphibian populations can have a range of effects, from devastating declines following introduction of a novel pathogen to recurring breakout events on a landscape. (usgs.gov)
  • This work highlights the potential relevance of GCs to disease susceptibility in the context of amphibian declines, while underscoring the importance of characterizing these relationships in diverse contexts. (bvsalud.org)
  • Though Pennsylvania has a temperate climate, it is home to representatives of most reptile and amphibian groups. (carnegiemnh.org)
  • Have you ever wondered what the difference between a reptile and amphibian is? (si.edu)
  • Title : Reptile- and Amphibian-associated Salmonellosis in Childcare Centers, United States Personal Author(s) : Vora, Neil M.;Smith, Kristine M.;Machalaba, Catherine C.;Karesh, William B. (cdc.gov)
  • He helps educate his classmates, some of whom are afraid of amphibians, by taking newts or tadpoles to school when he has to do a presentation. (amphibianark.org)
  • Amphibian and reptile populations inhabiting remain forest fragments are likely to be affected by the loss of suitable microhabitats (e.g. reproduction, forage and refugee) due to factors such as edge effects. (mongabay.com)
  • This might mean that salamanders exist in disjunct or relict populations rather than being true desert amphibians, but they are still an unexpected surprise when hikers encounter them. (ucpress.edu)
  • AArk provides annual Conservation Grants and Fellowship opportunities to range country institutions to help with the development of ex situ assurance populations of endangered amphibians. (waza.org)
  • Scientists have calculated that amphibian populations are decreasing at an annual rate of 3.79 percent in the U.S. alone. (thebradentontimes.com)
  • There are many reasons why amphibian populations are declining, many of which are human-related. (thebradentontimes.com)
  • Elucidating mechanisms underlying the effects of diseases on amphibian populations is crucial to help managers make appropriate decisions to achieve management goals for amphibians. (usgs.gov)
  • If Bsal is introduced to the Northeast, lessons learned from the study of Bd dynamics in amphibian populations can help inform management actions. (usgs.gov)
  • Relyea found that Roundup® caused a 70 percent decline in amphibian biodiversity and an 86 percent decline in the total mass of tadpoles. (eurekalert.org)
  • There are currently 43 different regional groups which have been historically defined based on a combination of amphibian biodiversity and capacity in-region. (iucn.org)
  • The ASG is a global network of volunteer experts who develop the science that supports global amphibian conservation action. (iucn.org)
  • Following the GAA, the ASG was established in 2005 from the amalgamation of the Declining Amphibian Population Task Force (DAPTF) and the Global Amphibian Specialist Group (GASG). (iucn.org)
  • The ARLA have been working on finalizing Global Amphibian Assessment 2 (GAA2). (iucn.org)
  • All week long, the Smithsonian's National Zoo and Conservation Biology Institute will be sharing stories about amazing amphibians and the scientists working to save them from extinction. (si.edu)
  • This peculiar characteristic is being reported for the first time for caecilians - a category of amphibians that live hidden in the ground, making them the least explored order of amphibians and widely unknown. (deccanherald.com)
  • Other distinguishing characteristics of amphibians are permeable skin, laying of unshelled eggs, and a ritualized courtship and mating behavior. (worldatlas.com)
  • Amphibians typically have highly permeable skin that helps them breathe. (thebradentontimes.com)
  • Aquatic larvae and thin permeable skin vulnerable to water loss and sunlight prevent amphibians from entirely living on land and limit their radiation into arid habitats. (desertmuseum.org)
  • You can also find this information on our free Dragon Finder app where you can record your sightings of amphibians around the UK. (froglife.org)
  • Biologists have learned that amphibians like red-spotted toads and spadefoots awaken from their long underground slumbers when they hear the pulsing resonance of raindrops striking the soil - an effect that biologists can duplicate by putting a small electric motor on the ground. (ucpress.edu)
  • We documented the distribution of amphibians and salmonids in 42 remote, subalpine and alpine ponds in Olympic National Park, Washington, United States. (usgs.gov)
  • The fungus, which grows on the skin of amphibians and is lethal to many of them, thrives in the relatively cool conditions found in tropical highlands. (csmonitor.com)
  • Although mass die-offs of amphibians have been happening since the 1980s, we only discovered that a fungus was to blame in 1999. (newscientist.com)
  • Even if there were no killer fungus running amok, amphibians would be in trouble. (newscientist.com)
  • Save Amphibians by Recycling Your Batteries! (houstonzoo.org)
  • Everyone can play a part in helping amphibians, from keeping pets indoors, to reducing fertilizer and pesticide usage, and covering your pool when not in use (to save amphibians from falling in). (thebradentontimes.com)
  • These are the true desert amphibians, those able to survive for many months with a total absence of rain or surface water. (ucpress.edu)
  • The ultimate challenge for desert amphibians is to reproduce in the temporary pools produced by highly sporadic and localized summer thunderstorms. (desertmuseum.org)
  • Named for their dual existence - they live partly in water, partly on land - amphibians are found on every continent except Antarctica and reside in a variety of habitats including wetlands, rainforests, rivers and streams, deserts, and mountains. (usgs.gov)
  • We inferred relative exposure of amphibian habitats to UV-B by estimating the transmission of 305- and 320-nm radiation in pond water. (usgs.gov)
  • Most amphibians like terrestrial salamanders capture their preys by flicking their tongues which have a sticky tip and then draws them into their mouth before grasping them with their jaws. (worldatlas.com)
  • Amphibians possess specific traits, such as an integument with a great diffusion capacity resulting in great water loss by evapotranspiration, that are usually considered to make their survival in terrestrial environments more difficult, thereby explaining their dependence on water and preference for wet environments (Wygoda, 1984). (bvsalud.org)
  • The World Conservation Union (IUCN) estimates that 32 percent of all amphibians are in danger of going extinct. (csmonitor.com)
  • The amphibian skin microbiome is recognized for its role in defence against pathogens, including the deadly fungal pathogen Batrachochytrium dendrobatidis (Bd). (usgs.gov)
  • Here, we use the fungal pathogen Batrachochytrium dendrobatidis (Bd) and amphibians as an example to explore relationships between disease and glucocorticoids (GCs), metabolic hormones that comprise one important component of the stress response. (bvsalud.org)
  • In many ecosystems means that amphibians have important roles both as food sources and as predators - amphibians feed heavily on mosquitoes, making them an important line of defense against mosquito-borne diseases, including the West Nile virus. (usda.gov)
  • Certainly, the disappearance of amphibians will have serious repercussions throughout a wide range of ecosystems. (thebradentontimes.com)
  • Most amphibians lay their eggs in fresh water while others look for a moist place on land. (worldatlas.com)
  • Amphibians are animals that start life as eggs (or spawn) in the water. (froglife.org)
  • Many amphibians lay eggs in water, and toxins like road salts, pesticides, fertilizers, industrial wastes and plastics can penetrate the eggs' membranes and poison the developing larvae. (thebradentontimes.com)
  • These changes result in the mass mortality of eggs, larvae, and metamorphosizing amphibians. (thebradentontimes.com)
  • The IUCN SSC Amphibian Specialist Group (ASG) is the only vertebrate specialist group focused on an entire taxonomic class. (iucn.org)
  • She is currently Co-Chair of the IUCN SSC Amphibian Specialist Group. (iucn.org)
  • The ARLA is responsible for the update and maintenance of the amphibian database on the IUCN Red List. (iucn.org)
  • However, this is likely an underestimation of the true number, as the majority of amphibians described since 2004 have not been assessed by the IUCN Red List. (zsl.org)
  • Maybe people don't care about amphibians, but imagine if this kind of pathogen had gotten into mammals," says Vance Vredenburg, an ecologist at San Francisco State University. (newscientist.com)
  • Amadeus: "At the age of three I started my interests in amphibians when I watched the metamorphosis of a green frog in our garden pond. (amphibianark.org)
  • At our May 7 Amphibian Awareness Week kickoff event at the Reptile Discovery Center, you can watch a Japanese giant salamander feeding, meet a Vietnamese mossy frog and see if you can spot the unbe-leaf-able lemur leaf frog. (si.edu)
  • Amphibians are the world's most threatened animals," said Duke University's Junjie Yao, a frog researcher who was not involved in the study. (kxan.com)
  • Scientists consider these extinctions part of an ongoing worldwide amphibian die-off. (csmonitor.com)
  • Pitt assistant professor of biology Rick Relyea found that Roundup®, the second most commonly applied herbicide in the United States, is "extremely lethal" to amphibians. (eurekalert.org)
  • The most shocking insight coming out of this was that Roundup®, something designed to kill plants, was extremely lethal to amphibians," said Relyea, who conducted the research at Pitt's Pymatuning Laboratory of Ecology. (eurekalert.org)
  • It's fair to say that nobody would have guessed Roundup® was going to be so lethal to amphibians. (eurekalert.org)
  • However, anything that messes with this slime, messes with the ability of an amphibian to breathe. (si.edu)
  • Most amphibians absorb oxygen to breathe through their skin, and so they do not have scales, feathers or fur to protect them. (kxan.com)
  • Any battery that is disposed of in a landfill (like if you toss them in your normal trash), or that finds its way into the environment, has the potential to leak its old chemicals into the soils and waters that wildlife like amphibians call home. (houstonzoo.org)
  • We recommend you take your batteries to a local recycling center to ensure they don't end up in landfills that can encroach on the space of wildlife as well as affect the soils and waters amphibians and other animals call home. (houstonzoo.org)
  • Amphibians, a name derived from the Greek word amphibios (a being with a double life), live in fresh water as larvae and can move onto land as adults. (desertmuseum.org)
  • ACAP Thematic Working Groups: Thematic Working Groups oversee the development and update of the Amphibian Conservation Action Plan (ACAP) in their respective subject areas, which include aspects that range from threats to approaches to amphibian conservation. (iucn.org)
  • Although yet to result in approved pharmaceuticals, amphibian skin secretions have shown the ability to inhibit HIV transmission and provide stronger analgesic effects than opioids," she said. (usda.gov)
  • Since their skin is so permeable, amphibians are very sensitive to their surroundings. (thebradentontimes.com)
  • We explored the effects of geography, evolutionary history and host genetics on the skin microbiome diversity and structure in a widespread amphibian. (lu.se)
  • The North American Bullfrog, scientifically designated as Rana catesbeiana , is selected for and shall be known as the official amphibian of the state of Missouri. (mo.gov)
  • When it's too darn hot, amphibian young adapt by changing their diet. (livescience.com)
  • Most amphibians including salamanders undergo metamorphosis. (worldatlas.com)
  • Some of the beneficial effects of amphibians on the ecosystem are known, such as the ability of tadpoles reduce eutrophication (greening) by consuming excess algae. (usda.gov)
  • The ASG currently has one Task Force, the Atelopus Task Force, which acts as the technical and scientific advisor for harlequin toad (Atelopus spp, one of the most threatened amphibian genera in the world) conservation. (iucn.org)
  • The quintessential California desert amphibian is the red-spotted toad ( Bufo punctatus ), whose high trilling songs fill every desert canyon and waterhole after spring rains. (ucpress.edu)
  • We found that amphibians contribute in a variety of ways to human societies," Babbitt said. (usda.gov)
  • I found that amphibian and reptile composition were different in pasture than in forest edge and interior. (mongabay.com)
  • The study, published Wednesday in the journal Nature, found that the loss of habitat from the expansion of farming and ranching is the single biggest threat to amphibians worldwide. (kxan.com)
  • Amphibians are a useful model for studying the osmoregulatory system due to their great taxonomic and biological diversity, and also because they are found in highly different environments and subjected to very different types of stresses. (bvsalud.org)
  • N substitution are also found in amphibian IRF3 but not in amphibian IRF7. (cdc.gov)
  • As a scientist and intern at the Smithsonian's National Zoo and Conservation Biology Institute's Center for Conservation Genomics, Lindsey Gentry's focus is on slime-specifically amphibian slime, and the creatures within. (si.edu)
  • Embryonic mortality in parthenogenic amphibians is high. (wikipedia.org)
  • Amphibians are the first animals to be affected by environmental degradation. (worldatlas.com)
  • Amphibians are especially vulnerable animals. (kxan.com)
  • Now, recently published results of a six-year study explore how the loss or reduction of amphibians could affect the ecosystem. (usda.gov)
  • Our best-selling Amphibian shorts rely on versatility and durability that are ready to take on any action that comes their way. (quiksilver.com)