Some 30 million years ago, during what’s known as the Oligocene Epoch, a leopard-like hypercarnivore—that is, an animal whose diet is at least 70 percent meat—stalked the lush forest of Fayum, Egypt.

(CNN) — Tens of millions of years ago, an apex predator resembling a giant crocodile stalked the humid freshwater floodplains of southern Patagonia. Measuring up to 11.5 feet (3.5 meters) long and ...

Long before it was one of the most populated regions in the United States and full of freeways, Southern California had tropical forests and was also home to a saber-toothed, hypercarnivorous predator ...

Scientists have discovered a nearly complete skull of a Hyaenodonta, a hypercarnivore that that lived during the Oligocene Epoch some 20 million years ago. Scientifically known as Bastetodon syrtos, ...