Large carnivores are both clashing and coexisting in the western United States. Although wolves dominate cougars and steal their prey, cougars' shift from elk- to deer-heavy diets, paired with a ...

A new study documents the complex interactions between cougars and gray wolves in Yellowstone National Park and finds their ...

Dire wolves stalk modern imagination as fantasy mascots, but the real animals were Ice Age predators that lived, hunted, and ...

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

A new study shows how wolves steal kills from cougars in Yellowstone, driving an uneven feeding rivalry and changing cougar ...

Advancing science may make it possible to bring back extinct species like the dire wolf—but should it? CU Boulder environmental studies and philosophy Professor Ben Hale says the answer is complicated ...

Wolves are intelligent and resourceful terrestrial (land-living) predators. As is clear from this fascinating Instagram post, some of them are also good at fishing. Take a look for yourself! We ...

It’s hard to fathom: 92 confirmed or probable kills of cattle by three wolves during one season (April to October 2025) in the Sierra Valley. For ranchers, it’s more than economical loss — the ...