While a group was completing a rescue course in Peru, part of a glacier collapsed, turning a training session into a real-life emergency.

A trail runner and his dog turned a corner and nearly ran straight into a massive, cinnamon-colored black bear. Watch here.

A seven-month-old mountain lion hung out in a backyard tree in Santa Clarita, California the other day. See what happened.

In a strange case of monkey kidnappers, capuchins living on an island off the coast of Panama has been abducting baby howler monkeys.

This 90-year-old man hikes the same trail several times a week. Family and friends recently showed up to celebrate his birthday on the trail.

Two pods of orcas, one of them including a rare white orca, put on a show off the coast of Catalina Island, and the footage has gone viral.

A trail cam caught two little blue penguins getting busy at a New Zealand sanctuary, and it’s pretty entertaining to watch.

An “apocalyptic” wall of dust moved through the greater Chicago area, and the footage is pretty wild. Watch here.

A viral video shows how a man handled his first grizzly-bear encounter in Banff National Park. Watch here.

Flamingos aren’t just pretty birds that stand around. New research shows that flamingos create tiny underwater tornados to capture prey.