Most amphibians die when exposed to salt — except the crab-eating frog, which thrives with it. Here’s how it rewrote the ...

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

The “metallic poison frog” Ranitomeya aquamarina (left) and the “heavenly” Ranitomeya aquamarina (right) are the first newly discovered species in their genus in 13 years. That long trek for humans is ...

Hundreds of the animals were loaded into coolers and hiked into the backcountry.

MCCAMMON: In Peru, a research expedition traveled over mountains and through thick forests, going further than any team of scientists. GERMAN CHAVEZ: It's an area where very few scientific expeditions ...

Long before winter seals the forest under ice, certain frogs begin preparing for a transformation that defies basic biology.

Researchers have identified a new species of poison-dart frog, Ranitomeya hwata, in the remote bamboo-forest of Alto Purus National Park located in eastern Peru. This newly discovered amphibian is the ...

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, ...

A new frog species has been discovered hopping around South America - with nothing to hide. The Guajira Giant Glass Frog lives on an isolated mountain range in Colombia. It's described as a ...

(Phys.org) —A University of Arizona biologist researching frog evolution has discovered striking similarity in frog species on different continents and proposes two very different ways that this ...