A viral video shows a fierce brown bear protecting her cubs in the Beartooth Mountains—proof that mother bears mean business.

Fat Bear Week, when people get to pick their favorite Alaskan brown bear bulking up for hibernation, is coming early this year. The annual online competition that normally starts in early October will ...

After gorging all summer on sockeye salmon, the portliest brown bears on the Alaska Peninsula will battle it out to see who will be named the fattest of them all in the wildly popular online voting ...

Chunk, a towering brown bear with a broken jaw, swept the competition Tuesday in the popular Fat Bear Week contest — his first win after narrowly finishing in second place three previous years. The ...

Hazel, who is brown, and Juniper, who is black -- arrived last month and have been adjusting to their new environment.