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

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

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

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 ...

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 ...

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 ...