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

Deep in the tropical forests of Colombia, you come across a small, beautiful frog. You’re captivated by its brilliant color and reach out to hold it in your hand. Within seconds, your hand starts to ...

The frogs belong to the Atelopus group from Central and South America.

A remarkable resistance to venom has been discovered in a frog that feasts on hornets despite their deadly stingers. This frog could potentially serve as a model organism for studies on mechanisms ...

Chytrid fungus is a deadly pathogen plaguing amphibians in an ongoing global pandemic, with the potential to kill off entire populations. But in one threatened Australian frog species, the infection ...

Add Yahoo as a preferred source to see more of our stories on Google. Coquí frogs, invasive in Florida and Hawaii, face a fungal pathogen that affects more than 500 species of amphibians. Alberto ...

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 ...

Kobe University ecologist SUGIURA Shinji discovered that the black-spotted pond frog seems to be unharmed and undaunted by venomous stings from hornets such as the Asian giant hornet, the largest in ...