A new clip out of Yellowstone offers a rare look at the brutal reality of kleptoparasitism in the backcountry. Watch a pack ...

Although grizzly populations can still be found in several Western states, in California they exist only as a symbol: moving ...

Unusual predator standoff: Video shows grizzlies and wolves confronting each other over a bison carcass in Yellowstone’s LeHardys Rapids, with aggressive displays but no injuries. Why it’s rare: ...

SALT LAKE CITY — With the death of Utah's last known grizzly more than 100 years ago, there hasn't been much cause for Utahns to ponder sharing the landscape with these long-absent apex predators. But ...

Critics have pointed to the possible danger of bringing the massive mammals back to a state with a vastly higher population ...

Following a fatal encounter in Glacier and a double-mauling in Yellowstone, expert bear biologist Chris Servheen explains why ...

A Yellowstone grizzly bear with a cub. (Frank van Manen/U.S. Geological Survey photo) SB 1305 would require California to study the feasibility of reintroducing grizzly bears. Lawmakers question ...

A grizzly bear targets vulnerable caribou calves while a herd moves across Alaska’s tundra, showing how predators exploit moments when young animals lag behind. Caribou rely on speed, herd behavior, ...

A suspected fatal grizzly attack in Glacier National Park is thought to have happened the same day two brothers were mauled ...

A day after two brothers were mauled by a grizzly in Yellowstone, a dimwitted tourist was spotted five feet from a bear taking video on his phone.