Learn more about the rare instances when seismic and magma activity overlap in Yellowstone National Park.

Footage shows grizzly bear ambling across snow in apparent search for a snack.

Large carnivores are both clashing and coexisting in the western United States. Although wolves dominate cougars and steal ...

In Yellowstone, cougars coexist with wolves by changing what they eat and where they hunt, minimizing conflict driven largely by prey theft.

A gray wolf was illegally shot and killed just north of Yellowstone National Park last month. According to wolf advocates, ...

Bison, elk and other animals die in droves in Yellowstone's remote “animal boneyard.” Only a few know how to get there, ...

Can't really do anything except stop and admire wildlife in motion. As you know, there’s all kinds of rules of the road as to who has the right of the way, but it was clear in this instance that the ...

Finding a giant graveyard might be depressing, but the carcasses strangely benefit the ecosystem, providing food to grizzlies, wolves, and more.

"Can kill you." Onlooker sparks outrage after capturing photos of tourists' reckless behavior at US national park: 'Ban them forever' first appeared on The Cool Down.

Wolf 1478F could have become the Junction Butte pack alpha, experts say.

Yellowstone’s "secret" century-old Old Faithful stamp is available only by request and may be the last of its kind. Before ...