Long before humans walked the planet, a massive creature ruled the forests and open plains of ancient Eurasia. Paraceratherium, a hornless giant and a distant relative of today’s rhinoceroses, lived ...

A new genus of tiny, hornless deer that lived in South Dakota during the Oligocene Epoch approximately 32 million years ago has been discovered by a team of researchers from Badlands National Park, ...

Contrary to generally accepted belief, Anatolia was not geographically isolated 25 million years ago (during the Oligocene epoch): this has just been demonstrated by researchers from the Laboratoire ...

A giant 16-foot long dolphin has been discovered that lived 25 million years ago and was an apex predator. The prehistoric beast feasted on large-bodied prey, like the killer whale does today.