A hiker in San Diego County, California, was stopped in his tracks by a deep rumbling sound—a mountain-lion growl. Listen here.

A young mountain-lion cub was spotted sitting in the middle of a road in northern Los Angeles County. Here’s the latest.

A mountain lion roaming around in San Francisco? You have to see it to believe it. Luckily, multiple people filmed it.

A pair of backpackers spotted a cougar in Olympic National Park, and they called seeing the animal a “chance of a lifetime.”

Believe it or not, there’s a mountain lion in this video, but it’s very difficult to spot. Can you find it?

Other people were stalked by mountain lions on the same Colorado trail where a hiker died by mountain-lion attack on New Year’s Day.

Colorado Parks and Wildlife officials suspect a mountain lion fatally attacked a solo hiker on New Year’s Day. Learn more here.

A mating pair of mountain lions showed up on a California porch, and a doorbell cam captured them on video. Watch here.

Imagine enjoying a scenic hot air balloon ride, when, suddenly, someone on board spots a mountain lion. Talk about right place right time!

A couple was heading home when they spotted a critically endangered animal, one of just a couple hundred left in the world.