As Yellowstone grizzly bears wake from hibernation, some are having more fun than others. One female grizzly bear emerged from her den to find some winter snow still available to tumble and play ...

Since Wyoming’s most famous bear, Grizzly 399, was killed by a car last fall, there hasn't been a verified sighting of her ...

“It’s that time of year when bears are coming out of hibernation, and staff observed grizzly bear tracks in the northern part of the park on March 9,” Yellowstone stated via social media.

Grizzly bear tracks are unmistakable ... and the Sierra Nevada usually begin emerging from their dens in mid-March. Hibernation lasts several months, usually starting in mid-November but sometimes ...

Two Montana men foraging for mushrooms in the north-central part of the state shot and killed a grizzly bear on May 21, after ...

Screenshot of Neil Simmons Photography's video on Instagram A playful grizzly bear woke up from hibernation in Yellowstone National Park and almost immediately started romping around in the snow ...

The first grizzly bear to appear this spring with a new cub in Yellowstone National Park’s Lamar Valley wasn’t messing around ...

"This is when they begin coming out of hibernation ... of noise and never travel through grizzly country alone. Ninety-nine times out of a hundred, the bear will run away as fast as it can ...