Lake Superior Zoo in Minnesota announced it has given a brown bear the world's largest dental crown, with the bear now ...

The awe-inspiring brown bear (Ursus arctos) is one of the most prominent living terrestrial members of the order Carnivora. They inhabit the mountains and forests of northern North America, Asia ...

Kodiak bears (Ursus arctos middendorffi), for example, are not grizzlies, and neither are coastal brown bears generally. Here, we are talking just about grizzly bears— Ursus arctos horribilis .

Brown bears follow food sources rather than temperature, with climate change reshuffling their continental menu.

Take the brown bear (Ursus arctos). Like other bears, brown bears have relatively large and convoluted brains for their body size, despite leading minimally social lives.

Scientists discover 'genetic weak spot' in endangered Italian bear population. The Apennine brown bear, also known as the Marsican brown bear (Ursus arctos marsicanus), is a unique and critically ...

Brown bears (Ursus arctos) regularly scrape their necks, chests and backs against trees. The behaviour is often thought of as chemical communication with other bears, ...

Despite spending more than half the year hibernating in frigid temperatures, brown bears (Ursus arctos) remain remarkably healthy.These idle giants rarely suffer from maladies such as blood clots ...

A brown bear (Ursus arctos) is walking and looking for salmon on a beach along the shore of Lake Crescent in Lake Clark National Park and Preserve, Alaska, on Aug. 22, 2019.

Despite the name, Bruno was a female bear that lived somewhere between 100,000 and 70,000 years ago and its genome has helped scientists narrow in on this brown bear-polar bear divergence.