If not for a pair of Smithsonian scientists, the fingernail-size frog from Brazil would have likely gone extinct without ever ...

The animal kingdom is full of fascinating tricks for enduring sub-freezing temperatures. Birds, for example, often just take ...

Nearly 20 years ago, the last known Cascades frog disappeared from Lassen Volcanic National Park. Now researchers are ...

A deadly fungus that has wiped out hundreds of amphibian species worldwide may have started its global journey in Brazil.

Almost two-thirds of Australia is privately owned. But most of our scientific understanding of how threatened species are ...

The southern Darwin's frog has seen its population fall by 90 per cent in Chile's Parque Tantauco forests due to the spread ...

Researchers discovered that a poison frog species described decades ago was based on a mix-up involving the wrong museum specimen. The frog tied to the official species name turned out to be brown, ...