Scientists have now discovered the oldest ancestor for all the Australian tree frogs, with distant links to the tree frogs of South America.

Learn more about the lineages of Australian and South American tree frogs, which separated approximately 55 million years ago ...

A Russian-born scientist and Harvard University researcher, who was already facing deportation back to Russia, was charged ...

A newly described poison dart frog, which is about the size of a thumbnail, has been found in the forests of the Juruá river ...

They spend their days perched on these plants or foraging in the nearby leaf litter, likely eating the toxic insects that ...

The tiny amphibian, observed in a remote area of the Brazilian Amazon, is the first such discovery in a decade.

In new research published today in the Journal of Vertebrate Paleontology, we identify Australia’s earliest known species of ...