Amphibians are ectothermic, anamniotic, four-limbed vertebrate animals that constitute the class Amphibia. In its broadest sense, it is a paraphyletic group encompassing all tetrapods, but …

Dec 19, 2025 · amphibian, (class Amphibia), any member of the group of vertebrate animals characterized by their ability to exploit both aquatic and terrestrial habitats.

Mar 13, 2024 · Amphibians are ectothermic (cold-blooded) vertebrates that belong to the Class Amphibia. A defining characteristics is their ability to live both in aquatic and terrestrial …

Amphibians are small vertebrates that need water, or a moist environment, to survive. The species in this group include frogs, toads, salamanders, and newts. All can breathe and …

4 days ago · Discover 35 types of amphibians with detailed reviews, identification, and fascinating facts about frogs, salamanders, and more.

Explore facts and photos about amphibians found in the United States. Learn about their range, habitat, diet, life history, and more.

What is an amphibian - Learn about their characteristics, what habitat they live in, examples and list of amphibians with names and pictures

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Feb 6, 2025 · What is an Amphibian? An amphibian is a cold-blooded vertebrate that can live both in water and on land. Amphibians, including frogs, toads, and salamanders, undergo …

3 days ago · Dear Friends of AmphibiaWeb We run AmphibiaWeb on a shoestring budget composed mostly of pro-bono time from a small team of amphibian biologists around the world …