DNA is revealing that many animals once thought to be a single species may actually be several hidden ones. But research on ...

DNA analysis reveals a fanged frog scientists thought was one species for nearly 200 years is actually several hidden species ...

Scientists have newly described three extraordinary species of tree toad that leapfrog over the egg-to-tadpole stage. The females give birth on land to dozens of toadlets, each measuring just a few ...

New genetic research suggests a common Southeast Asian frog long believed to be one species could actually be six or seven distinct ones.

For nearly two centuries, a small brown frog living in Southeast Asian rainforests was considered a single, well-understood ...

Meet the admirable red-belly toad — a tiny amphibian found nowhere else on Earth but a small forest patch in southern Brazil.

You don't have to touch the frogs and toads; just listen for their distinctive croaks and chirps. And Friends of the Rouge ...

The three varieties of tree toad from Tanzania were previously classified as one species: Nectophrynoides viviparus. However, when scientists analyzed the physical traits and genetic data of hundreds ...