A guide in Yellowstone National Park on Monday shared stunning footage showing a black wolf partially obscured by mist as ...

An iconic apex predator appeared through thick fog like an apparition and cautiously watched a photographer in Yellowstone ...

As people gathered on a road in Yellowstone to watch a pack of wolves devour a bison, the buffalo’s herd charged into them ...

A pack of wolves took down a bison in Yellowstone National Park and attracted a crowd of people — that the rest of the bison herd then charged into.

Yellowstone is home to nearly 5,000 bison, which must contend with wolves in the winter, and wolves and grizzly bears during ...

A new study reveals the profound ecological effects of wolves and other large carnivores in Yellowstone National Park, ...

Park City Institute will present "National Geographic Live! Wild Wolves of Yellowstone" on Friday with Explorer Doug Smith.

A guide in Yellowstone National Park on Monday shared ... presently the largest wolf pack in the park. The same pack was observed recently on a bison kill in a predation event that caused a ...

A herd of bison (not the one pictured here) charged into a crowd of people in Yellowstone National Park. Photo by Tevin Trinh via Unsplash A pack of wolves took down a bison in Yellowstone ...