A flexible tongue, sensitive beak and teethlike cones in the mouth may have helped Archaeopteryx generate enough energy to fly.

For world pangolin day, learn more about how genetic researchers helped pinpoint a hidden lineage of the critically endangered mammals ...

For most pet owners, their loyal furry or feathered companions are valuable members of the family. Cats, dogs, and other ...

“This is one of the oldest known four-legged animals to eat its veggies,” said Arjan Mann of the Field Museum in Chicago, a co-lead author of the study. “It shows that experimentation with herbivory ...