A video showing a bear in downtown Denver went viral, but is that really a bear? See the clip for yourself here.

A humpback whale showed up to the Olympic surfing competition and gave a gold-medal performance. Watch it here.

A grizzly bear attacked a cub in Alaska’s Katmai National Park, giving livestream viewers way more than they bargained for.

Is it adorable? Is it pathetic? Or is it just downright funny? A video of a shaved alpaca has taken the internet by storm.

Picacho Peak State Park shared trail-cam footage of a bobcat and her two babies trotting along after her. See the adorable video here.

Watch a viral video showing a family of three grizzly bears fighting over a meal. Plus, see a closeup of what they’re eating.

Did a professional film crew capture video of a Bigfoot while filming a herd of caribou in the Arctic for a nature documentary? See it here.

A trail cam captured a stunning video of an elusive Canada lynx in northern Minnesota. Watch the wildcat’s cameo here.

A homeowner spotted one of the most endangered mammals in the U.S., a Florida panther, crossing through his backyard in Naples, Florida.

Homeowners caught a coyote in their backyard playing with their dog’s toys like a puppy. Watch the video here.