Mountain lion P-77, seen here, recently gave birth to three female kittens in the Simi Hills, a small area of habitat between the larger Santa Monica and Santa Susana Mountain ranges.

A mountain lion studied by biologists in wilderness areas near Los Angeles has given birth to three healthy kittens.

The three female mountain lion kittens born little more than a month ago in the Simi Hills were healthy and feisty when they were discovered tucked away in a den on May 18. The kittens hissed at ...

Another collared mountain lion has been killed by a car on a Southern California freeway, only one month after his older brother died the same way, wildlife officials say.

A mountain lion was sighted near a family's lawn in Omaha Nebraska Monday. State officials are actively searching for it.

A mountain lion that attacked a 5-year-old boy at a Southern California park over the weekend was euthanized by state rangers, officials said on Tuesday.

A mountain lion studied by biologists in wilderness areas near Los Angeles has given birth to three healthy kittens.

A mountain lion studied by biologists in wilderness areas near Los Angeles has given birth to three healthy kittens.

A mountain lion studied by biologists in wilderness areas near Los Angeles has given birth to three healthy kittens.

A mountain lion studied by biologists in wilderness areas near Los Angeles has given birth to three healthy kittens.