A prominent wolf within Yellowstone's most famous wolf pack was illegally killed just outside the park last month, according ...

One local wildlife advocate told PEOPLE the wolf's killing was a "heartbreaking event" for the famed Junction Butte wolf pack ...

A hunter illegally killed a 'rising star' wolf and threw away its GPS collar.

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

A coyote in Yellowstone was lucky to escape after it got a little too close to a pack of wolves feasting on a bison carcass, ...

The story of wolves in Yellowstone National Park is one of the most successful—and scrutinized—wildlife restoration projects ...

A new peer-reviewed study reports that claims of a “world-leading” trophic cascade in Yellowstone National Park are not supported, citing problems with the methods used in earlier research. A newly pu ...

A new study shows that interactions between wolves and cougars in Yellowstone National Park are driven by wolves stealing ...

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

As cougar and wolf populations recover, clashes between these top predators are inevitable with cougars finding ways to ...