A grizzly spotted out wandering in Yellowstone National Park on Monday might be up from hibernation incredibly early or awake ...

The new crop of grizzly cubs that will emerge this spring to the delight of visitors in Yellowstone have likely already been born, researchers say.

Yellowstone is famous for its grizzlies – with miles of forest to roam and plenty to eat, these bears reach some monstrous ...

The Greater Yellowstone Ecosystem’s grizzly population continues to stagnate geographically, a relatively new trend that wildlife managers say is related to bears saturating “suitable habitat” where ...

YELLOWSTONE NATIONAL PARK, Wyo. — Wildlife officials in Montana have said two grizzly bears were killed this week after entering an occupied tent and recreational vehicle storage compartment near ...

The numbers this year show a relatively high number of deaths in the Greater Yellowstone Ecosystem. Grizzly bears this year died at elevated rates in and around Yellowstone National Park, according to ...

JACKSON, Wyo. — Wildlife biologists say a 34-year-old grizzly bear captured in southwestern Wyoming has been confirmed as the oldest on record in the Yellowstone region. Grizzly bear 168 was captured ...

Add Yahoo as a preferred source to see more of our stories on Google. Yellowstone National Park is home to some of the most powerful wildlife in North America, including its iconic grizzly bears. In ...

Rangers killed a black bear in Yellowstone National Park after it bit a camper last week, park officials announced Wednesday. A female black bear entered a backcountry site a few miles from the ...

Footage captures grizzly bear venturing out in Yellowstone, way before its typical hibernation period ends ...