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 ...

Call it a grand-phibian. Scientists have unearthed a fossil of the world’s oldest tadpole in Argentina — a shock finding that could alter our understanding of amphibian evolution, experts say.

(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 ...

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

This newly discovered poison frog may represent an evolutionary step on the pathway towards developing brilliant warning coloration associated with other poison dart frogs. A small reddish-brown frog ...

Ptychadena nana individuals with green and brown color morphs. Image courtesy of Sandra Goutte. A team of researchers at NYU Abu Dhabi (NYUAD) has uncovered how a common color variation in frogs has ...

LIMA, Peru — Deep in the misty highlands of northwestern Peru, where ancient mountains pierce the clouds and few humans dare to tread, scientists have uncovered three entirely new species of frogs.

In this video, 20 mystery tadpoles are raised into fully grown frogs, documenting their fascinating metamorphosis and showcasing unique species throughout the process. #frog #tadpole #aquarium ...