Scientists know frogs existed and jumped as far back as 217 million years ago. The specifics of how and when they started ...

Young frogs and toads, after they first hatch from eggs, are called tadpoles. Over the next two weeks they change dramatically, called metamorphosis. First, tadpoles grow back legs ...

A carnivorous amphibian, the Puerto Rican crested toad feeds on a variety of arachnids and insects, including ants, beetles, crickets, and spiders. Tadpoles aren’t very picky either, and will ...