A woman is lucky to be alive after she exited her vehicle to take a selfie with a large brown bear, and it lunged at her. Watch here.

A mother bear and her cubs gave a group of tourists in Alaska’s Katmai National Park and Preserve an unforgettable show. Watch here.

A hiker had a frightening encounter with a mountain lion on the Gridley Trail, a trail near Ojai, California. Watch here.

Nearly 200 million people have watched a viral video showing an insane chase between a hammerhead shark and a stingray. See it here.

A red fox kit is having a good time in a video shared by the U.S. Fish and Wildlife Service . . . but what exactly is it playing with?

A 600-pound elk charged a family with young kids at the Grand Canyon, knocking a man to the ground in the process.

Yesterday, Mount Lewotobi Laki Laki in Indonesia erupted twice, creating an 11-mile-high cloud of volcanic ash and debris.

A series of trail cam videos show a mama moose and her calf trotting through woods and streams near Anchorage, Alaska. Watch here.

A bystander was “sad and disgusted” when a service dog got loose in Glacier National Park, ran off trail, and chased a deer. Watch here.

A visitor to Yosemite captured a game of chase between a coyote and a deer, and her video attracted a lot of attention online. Watch here.