Bison are playing a larger role in the sustenance of park wolves compared to past years as Yellowstone National Park’s bison herd has swelled and elk numbers have declined, according to the ...

Allan Hathaway, a wildlife photographer, captured the video of the Wapiti wolf pack chasing after the lone bison in Yellowstone National Park.

It’s an animal-eat-animal world out there, especially in Yellowstone National Park. There are almost 70 different mammal species in Yellowstone, and most of those can be separated into two categories: ...

Studies in the park’s Northern Region have estimated that wolf survival is due in large part to that reliable source of bison meat, composing as much as one-quarter to one-third of a wolf’s scavenging ...

Nature can be very dramatic. In the animal kingdom, life-and-death scenarios are always just around the corner. Even just a casual stroll with the herd can turn deadly in the blink of an eye. That’s ...

Wildlife photographer V.C. Wald watched 1331 supervise black wolf pups hunting a wounded bison on the shore of the Firehole River in the winter of 2023-’24. Easily visible from the road, the pups ...

Learn more about why the story of how wolves saved Yellowstone National Park’s aspens is more complicated — and more instructional — than it appears.