Grizzlies on the loose! In this clip, watch grizzly bears running all over the place in Alaska's Grand Teton National Park!

Strap on your helmet and knee pads. This first-person footage of a man biking away from a grizzly has you feeling like you’re there.

Reaching up to 800 pounds and 8 feet tall when standing, grizzly bears boast tremendous size and physical strength and have almost no natural enemies. Or just one — humans. But we’ve proved formidable ...

A grizzly is about the same size as the Eurasian brown bear though. Brown Bear vs Grizzly Bear: Fur Color When looking at the ...

Because of its size, and the small grizzly bear population, you’re unlikely to encounter one just by stepping out your front door. Instead, you can find grizzly bears in northeast Washington ...

A grizzly bear enjoyed a manicure at a Colorado zoo — with a steady supply of treats to reward his good behavior, video shows. Screengrab from Cheyenne Mountain Zoo's video on Instagram A ...

“The California grizzly was not the beast of legend. It was a typical brown bear: average size, mostly vegetarian and genetically indistinguishable from grizzlies living today in Montana and Wyoming.

Amid consideration of a federal plan to keep grizzly bears on the endangered species list, we take a step back and look at ...

In this viral video, a bicyclist was enjoying a nature path in the woods when a massive grizzly bear began charging him at full speed. Luckily, the man eventually got away and was able to lose the ...