From horseshoe crabs to crocodiles, some of these creatures have looked about the same for hundreds of millions of years.

Prehistoric animals are often pictured as distant fossils, yet a surprising number of species still walk, swim, and crawl ...

At some point during the Middle Miocene, some cuddly sea cow was swimming along, minding its own business, when it had an epically bad day, evidence of which got preserved for eons. The poor thing ...

More than 500 million years ago, something in the ocean changed. Some creatures evolved to build their own hard-shelled exterior. Others grew to sizes never seen before as the amount of oxygen on the ...

A new study describing how a prehistoric sea cow was preyed upon by not one, but two different carnivores – a crocodilian and a shark – is revealing clues into both the predation patterns of ancient ...

Ever wonder how saber-toothed cats and other extinct creatures behaved? Well, a team of scientists unearthed ancient footprints that offer insight into how various prehistoric animals lived as far ...