We tested this idea, both in the laboratory and in outdoor experiments. First we established that endangered green and golden ...

Whether an animal is poisonous or venomous is often a confusing question, and that's especially true with these two frogs, ...

The Calyptocephallela gayi, or Helmeted Water Toad, is one of the largest frogs in the world, growing up to over 30 cm (1 ...

A deadly fungal disease has wiped out dozens of frog species worldwide. But new research on disease-resistant frogs in Yosemite National Park could help bring other species back from the brink.

It also implies there are less than 50 individuals left, and experts believe there is a more than likely chance of extinction within a decade. The yellow-spotted tree frog is pale green with ...

STORY: This large Chilean frog species survived the extinction event that wiped out the dinosaurs.:: Quilpue, ChileBut now ...

Now, they’re the rarest amphibian in the Sierra Nevada. But there’s hope now for the endangered frogs: Knapp’s team not only reintroduced Bd-resistant frogs into their former habitats but ...

The jewel-like lakes of the High Sierra in Yosemite National Park are awe-inspiring sights. But for more than a hundred years they've also been biologically disrupted, stocked each year with non ...

A fragment of upper jaw fossil from the Early Cretaceous is among the oldest examples of a toothless amphibian in the fossil ...

The miniscule southern Darwin's frog was first described by Charles Darwin in 1834, but is now on the run from a killer ...

2.7 degrees (where current policies and pledges get us): 5 percent of species ...