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

Wolf 1478F could have become the Junction Butte pack alpha, experts say.

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

Footage captures grizzly bear venturing out in Yellowstone, way before its typical hibernation period ends ...

According to park officials, the woman and her daughter were heading back to their vehicle at Storm Point near Yellowstone ...

Yellowstone Wildlife Sanctuary stepped in to care for an orphaned mountain lion kitten during a severe winter storm. Named ...

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, ...

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 ...

A grizzly spotted out wandering in Yellowstone National Park on Monday might be up from hibernation incredibly early or awake ...