A man walking his small dog in Boulder, Colorado, on Thursday night was confronted by a mountain lion that apparently saw the dog as its next meal. The cougar crossed the street and walked toward ...

They fought like big cats and dogs. Shocking video shows a pet dog named Holly Jolly getting attacked by a mountain lion in his California yard — then fighting back to somehow live another day ...

A mountain lion in Colorado has been euthanized after it attacked a pet dog and was deemed a threat to human safety. The lion appeared to have "lost all fear of humans," Colorado Parks and ...

A La Verne dog recuperating from a mountain lion attack over the weekend will have to remain at home for 30 days, an official said. Anytime there’s an interaction between wildlife and dogs, ...

Wildlife officers are investigating a reported mountain lion attack in Northern California that left a woman's dog fighting for its life after it attempted to defend its owner.

Home security footage shared with KCRA-TV shows a family dog chasing the wild feline through the yard in the community of Morada, in California's Central Valley about 50 miles south of Sacramento.

On May 25, a dog and its owner were walking at night in Buckeye, Arizona, when a mountain lion attacked them. The dog sustained no serious injuries in the attack, and when the big cat approached ...

A mountain lion was shot and killed in Arizona after officials say it attacked a man’s dog, then came back for more. It happened at about 10 p.m. Sunday, May 25, in Buckeye, the state Game and ...

Rey Constante, a resident of Sylmar, said she witnessed a mountain lion kill a pet pitbull, who was wearing a leash. Gigi's adopting owner says she was a special dog.