Bone claws, oxygen-absorbing “hair,” and hands-on frog dads. Meet the hairy frog (or wolverine frog), one of nature’s strangest amphibians.

Screaming or yelling is a natural reaction to a threat. One animal you’d likely never expect to hear this from, though, is a frog, which is more often associated with croaking. This is why rain frogs ...

The frog scream varies between species. Some sound like shrill screeches, others like prolonged squeals or gasps. Unlike their melodic mating calls, screaming is usually jarring, sudden, and ...