Yellowstone is grieving after a poacher is believed to have shot and killed a prominent wolf from the park's most famous pack ...

Large carnivores are both clashing and coexisting in the western United States. Although wolves dominate cougars and steal ...

Wildlife officials are investigating the suspicious death of a gray wolf near Yellowstone National Park. The killing is ...

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

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

Bison, elk and other animals die in droves in Yellowstone's remote “animal boneyard.” Only a few know how to get there, ...

A little over a month after a wolf living among Yellowstone's most famous wolf pack was illegally killed, Montana wildlife ...

Investigation began after the wolf's research collar was found in a tree.

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

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

A prominent wolf that lived among Yellowstone’s most famous wolf pack is believed to have been illegally shot and killed.

The three wolves Utah killed were not symbols or statistics,” writes Eric Clewis with Defenders of Wildlife in an op-ed.