A segment of the polar bear population is at risk of extinction should ice-free periods continue to get longer, researchers have determined using analysis of the sea ice as well as the health of the ...

Coming face to face with a modern grizzly bear is terrifying enough. With powerful shoulders, massive claws, and a bite strong enough to crush bone, today’s grizzlies already rank among North ...

While grizzlies are impressive, they are not the largest bears to ever exist. Both living and extinct species have surpassed them in size. Here are five bears that were, on average or at their upper ...

Lessons from extinction could help protect the bears of today. New research reveals that the now-extinct cave bear was much more adaptable than once thought yet was still made extinct when faced with ...

Lessons from extinction could help protect the bears of today. New research reveals that the now-extinct cave bear was much more adaptable than once thought yet was still made extinct when faced with ...

There's a big fight going on over grizzly bears at Yellowstone National Park. They've been on the endangered species list since 1975. And now, the federal government says the population has recovered.