Some harlequin frogs have lost their poison—and their ability to defend themselves. Scientists are on the case.

Harlequin frogs face extinction as many species decline and some may be extinct. These amphibians are losing their toxic skin ...

Fight or flight. They’re basic animal responses once considered purely instinctual—or perhaps strictly a natural learning process—but they may actually be a combination of the two. According to ...

Skin-secreted adhesives, or glues, are highly effective defense adaptations that have evolved recurrently in a small number of amphibians. From an ecological standpoint, this rapidly solidifying ...

John Gould, a conservation biologist at the University of Newcastle, specializes in monitoring green and golden bell frogs in ...

Scientists found that the fringe-lipped bat, known to eavesdrop on frog and toad mating calls to find its prey, learns to distinguish between palatable and unpalatable frogs and toads through ...

In the late 19th century, American bullfrogs were brought to California for a seemingly straightforward purpose: to supply ...

Add Yahoo as a preferred source to see more of our stories on Google. The Panamanian golden frog (Atelopus zeteki) has been extinct in the wild since 2009, thanks in part to a deadly skin disease. Now ...