A trio of field biologists heard some eerie vocalizations. Turns out, it was a mountain lion. Hear what sound a mountain lion makes here.

A large baleen whale capsized a 23-foot-long fishing boat with two men onboard, and the video is going viral. See it here.

The spicebush swallowtail caterpillar is, well, it’s sure something. But just wait, it gets even better/weirder.

A Florida aquarium captured video of rare baby sea turtles hatching and making their way out to sea. It’s really cute and special to watch.

Three divers exploring a shipwreck came across a rare creature, a pink handfish. These endangered fish have “hands” and mohawks.

A viral video shows a massive monitor lizard climbing a wall of merchandise in a Thailand grocery store. Watch the madness here.

While doing research on St Paul Island, Bruce Lyon captured some Arctic fox pups playing around. Watch the adorable pups here.

A coffee farmer didn’t realize he was filming an extremely rare animal, the Amazon weasel, for the first time ever. Watch the footage here.

A photographer captured two young grizzlies playfully engaging with each other on film. Things start sweet and get a little bit serious.

Tom Waddington is solo rowing the north Atlantic Ocean, but he wasn’t so solo when pilot whales swarmed him. He loved and hated it.