A young black bear cub mercilessly ambushes its sibling at a watering hole in this funny trail-camera footage.

Research confirms a mountain lion that struggled to stand and walk had the fatal staggering disease. It’s the first case in North America.

Kansas biologists were searching for a rare, tiny snake called the New Mexico threadsnake when they found one in a surprising place.

A pair of grizzly bears love their clawfoot tub, and they lounge in it every chance they get. Watch the hilarious footage here.

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

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

A well-hidden snake made for an interesting conversation on the Reddit thread r/FindTheSniper. Can you find it? It’s not easy.

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

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

Officials have issued a warning to local Alaskans in Kodiak, there’s a bald eagle attacking people, and it’s not been pretty.