Spring is a time for courting and mating for grizzly bears in Yellowstone National Park, but this typically occurs beyond the ...

Yellowstone National Park sees millions of tourists every single year, but only a lucky fraction ever get a front-row seat to ...

A wildlife filmmaker spotted 47 grizzlies in the Absaroka Mountains before noon, more than twice as many as he's ever seen in ...

It’s grizzly mating season in Yellowstone, and a pair of popular bears were too caught up in courtship to notice gawking ...

Are grizzly attacks on the rise? After a deadly week in Glacier and another attack in Yellowstone, expert Chris Servheen breaks down bear behavior.

A Yellowstone tourist illegally flew a drone near some bears.

NPR's Ayesha Rascoe speaks with Kerry Gunther, the Bear Management Biologist for Yellowstone National Park, about the traffic jams caused by tourists gawking at grizzly bears.

Two hikers were injured in a bear attack near Biscuit Basin in Yellowstone. The NPS believes a sow and cubs were involved.

A pair of hikers in Yellowstone National Park were seriously injured in a bear attack earlier this week. Yellowstone officials believe a female grizzly bear with two or three cubs less than a year old ...

As warmer temperatures arrive earlier than usual across the Greater Yellowstone Ecosystem, wildlife experts say the current ...

The majority of bears killed were adult males – 30 of the 54 bears were inside the Demographic Monitoring Area and 14 of the ...

ABC News reported that another hiker, Craig Lerman of Maryland, came upon the aftermath after noticing at least two sets of claw marks, then spotting a bloody hat and a torn-off watch near the trail.