A pet wallaby escaped and was captured on home security cameras hopping around Eastern Kentucky for several days before being returned to its owners.

BOULDER, Colo. — Paleontologists recently discovered a rare mammal fossil in western Colorado. It's a genus of mammal that ...

The enormous organism is bigger than a blue whale and made up of millions of genetically identical, tiny animals called ...

Koalas are normally found in eucalyptus trees, but one couple came home in Australia on Wednesday and were shocked to find ...

Researchers hope the "exquisitely preserved" fossil will cast new light on an enduring mystery in paleontology.

The African penguin has been declared critically endangered and could become extinct in the wild by 2035 unless commercial ...

But that doesn’t mean you’re out of luck in seeing prehistoric animals today. There are still plenty of wildlife species that predate recorded history, and they even exist as they did when roaming ...