Many scientists believe the red-eyed tree frog developed its vivid scarlet peepers to shock predators into at least briefly questioning their meal choice. These iconic rain-forest amphibians sleep ...

But what about other animals yawning? In the video above, a cute little rain frog looks ready for bed. It yawns big, but it’s not for the same reason as humans yawn. When a frog yawns ...

Of all vertebrates, gray foam-nest tree frogs exhibit the most extreme form ... University of Wollongong in Australia. After a heavy rain swells pools in the African landscape, male frogs gather ...