For paleontologists who study animals that lived long ago, fossilized remains tell only part of the story of an animal's life. While a well-preserved skeleton can provide hints at what an ancient ...

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 ...

For paleontologists who study animals that lived long ago, fossilized remains tell only part of the story of an animal’s life. While a well-preserved skeleton can provide hints at what an ancient ...

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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 ...