Body coverings such as hair and feathers have played a central role in evolution. They enabled warm-bloodedness by insulating ...

A strange crest found on ancient reptile fossils suggests birds and dinosaurs may not have the exclusive lock on feather-like ...

During the Triassic period nearly 250 million years ago, a small reptile scurried after insects in the canopy of a lush ...

Body coverings such as hair and feathers have played a central role in evolution. They enabled warm-bloodedness by insulating ...

“Mirasaura lived in trees in one of the first forests that emerged after the great mass extinction at the Permian-Triassic ...

Since the first sharks emerged in the world’s oceans nearly half a billion years ago, the world has gone through five major ...