Brown bears in Katmai National Park can eat up to 160,000 calories a day to prepare for winter, but how do they know it's feasting time?

Bears hold endless fascination for people—they’re huge, and intelligent, and they look oh so cuddly. It’s easy to imagine ...

Though brown bears are typically larger, the size difference between a mature female black bear and a juvenile grizzly can be negligible.

Discover interesting facts about the different types of bears and learn why not all bears hibernate.

A brown bear at the Lake Superior Zoo in Minnesota had dental work that resulted in a “very shiny, history-making smile.” ...

The polar bear is a carnivorous bear whose native range lies largely within the Arctic Circle, encompassing the Arctic Ocean, its surrounding seas and surrounding landmasses. A boar (adult male ...

A recent study of the gut microbiome of Alaskan brown bears (Ursus arctos) shows that the microbial life in bears' guts allows them to achieve comparable size and fat stores while eating widely ...

Brown bears in Alaska’s Katmai National Park have arrived on the Brooks River and early season competition for prime feeding areas can be contentious. The accompanying footage shows adult males ...

Black Bear vs Brown Bear: Nose-to-Tail Identification Rather than rely on color or size to distinguish black and brown bears, look for these body features that are dead giveaways.

Bears are a type of mammal that can be found in many parts of the world. From the tiny, silly-looking sun bear to the iconic polar bear, these animals are specially adapted to different ...