A Wyoming photographer kicked a mountain lion in the face to save his Labrador near Yellowstone.

Diesel had been outside the vehicle only seconds when Adam Borkhus heard the two-year-old Labrador retriever yelp. Borkhus ran into thick brush and found a mountain lion on top of his dog a sudden ...

SAN FRANCISCO — A 77-pound mountain lion set off a scramble Tuesday as it wandered through San Francisco’s wealthy Pacific Heights neighborhood before finally being captured as onlookers safely peered ...

Mountain lions are often confused with bobcats, large house cats and even dogs. Here are the telltale signs that distinguish the animal from others.

A mountain lion on the prowl for a cool place to relax found a spot in the shade outside the rear sliding glass door of a Sherman Oaks home. The big cat sprawled out on a warm afternoon last Wednesday ...

Eaton Street was closed between 112th Avenue and 113th Avenue after a mountain lion was spotted lounging in a tree, ...

For the first time, and through the eyes of two special mountain lion families, the true nature of North America's big cat can finally be revealed. Set in Wyoming's spectacular Rocky Mountains, the ...

Visiting mountain lions set off a surprising ecological chain reaction across a tiny California preserve. Credit: ...

The CDFW thinks he animal likely came through from the Bay Area's southern region in an attempt to establish its own territory.