During the Paleolithic era 35,000 years ago, a small cave bear settled into a cave to hibernate. It never woke up. Human hunters most likely found the bear — a species called Ursus rossicus ...

Cave bears, meanwhile, lived between 125,000 to 12,000 years ago alongside omnivorous brown bears — the ancestors of the guys who now try to break into your ice chest. Micro-CT reconstructions.

2 Photos. Archaeologist Mary Leakey speaks to Masai schoolchildren on Aug. 16, ... Smithsonian’s Potts said it’s a toss-up between an ancient bear or an ancient human, ...

"Superbly preserved" flying reptile fossil unearthed in Scotland 01:26. Melting Siberia permafrost recently revealed an ancient brown bear that roamed the Earth centuries before the common era.

A pair of sisters from Kansas made a “grizzly” discovery when they found what experts have called an “ancient” bear skull that was buried along a river while on a summer kayaking trip.

They took some pictures and shared their find on […] (CNN) – Two sisters in Kansas were kayaking when they made an extraordinary find – an ancient bear skull.

A picture shows an ancient bear bone discovered on an island where bears have never been recorded. Courtesy of Lilly Parker. The sites where the bones were found were once used as dumping grounds ...

Prehistoric footprints that have puzzled scientists since the 1970s are getting a second look — were they from extinct animals or humans?

WASHINGTON (AP) — Prehistoric footprints that have puzzled scientists since the 1970s are getting a second look: Were they left by extinct animals or by human ancestors? When famed ...