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

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

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

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

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 ...

Another wolf from Yellowstone National Park's famous Junction Butte Pack killed in Montana is being investigated as a ...

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, ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Wolves were reintroduced to ...

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

There's a new film playing at the IMAX theatre at Clark Planetarium -- and it's all about "finding your wild".

The wolves were killed Jan. 9 by the Utah Department of Agriculture and Food, said DWR spokesperson Faith Jolley, a move ...