You know the feeling. It’s getting close to bedtime, you get sleepy, and you start yawning automatically. You may even find ...

One of the cutest butts in the natural world undoubtedly belongs to the desert rain frog. It’s small, saggy, and looks like ...

The Serra do Assuruá is in the north-central region of the Bahia state of Brazil, on the country’s east coast. The research ...

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 ...

The overachieving Wallace's flying frog wasn't content to just hop and swim. Thousands of years of watching birds navigate the rain forest and avoid predators by taking to the sky appears to have ...

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 ...

One of the cutest butts in the natural world undoubtedly belongs to the desert rain frog. It’s small, saggy, and looks like Hank Hill‘s bottom in “King of the Hill.” There’s just ...

There, more than 27 inches of annual rain create temporary pools and streams, and offer a place for creatures to dip into the water. Researchers surveying the area noticed small frogs sticking ...