Frogs: The largest group of amphibians

These 5 Fun Facts About Frogs Aren't Well Known to Many - AZPetVet

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Andes

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Frog Definition, Species, Habitat, Classification, & Facts

White's Tree Frog

Frogs - News and Scientific Articles on Live Science - Page 2

Articles by Patrick Pester, Live Science Contributor

Frogs and toads: What's the difference? - The Washington Post

Amphibians Archives

Salamander, Species, Life Cycle, & Facts