A fossil skull from Spain reveals Gorgonavis alcyone, a 125-million-year-old bird that expands the known range of early ...

(CNN) — A peculiar fossil has helped scientists discover an unusual bird that lived among the dinosaurs 120 million years ago, and the find is changing the way researchers think about avian evolution.

Teeth are one of nature’s most useful tools, helping animals bite, tear, and grind their food. Mammals, reptiles, and even some amphibians rely on them daily, but birds are the exception. Modern birds ...

No birds alive today have teeth. But that wasn’t always the case-- many early fossil birds had beaks full of sharp, tiny teeth. In a paper in the journal Cretaceous Research, scientists have described ...

How frequently have you thought about birds’ beaks lately? Unless you’re an ornithologist, probably not often. Then again, if you are thinking about birds consume their food, you might wonder, do ...