A mother mountain lion risks her life to feed her six kittens. This rare footage captures her incredible fight against the odds with a large elk in the snowy wilderness of Montana.

Mountain lions risk everything to hunt elk, prey more than twice their size. After ten years of monitoring mountain lions in Montana, this crew has captured this behavior on camera only four times.

Follow a paleontologist on an Arctic adventure to uncover the hidden lives of walrus and the threats they face as climate change shrinks the sea ice. The walrus is one of the Arctic’s most enigmatic ...

Researchers from the University of Washington conduct a long-term experiment to see if crows can pass down information from one generation to the next.

See the wolverine at play, sprinting across snow-covered terrain, and uncovering animals buried in the ...

NATURE presents the compelling story of a remarkable denizen of the West in Cloud: Wild Stallion of the Rockies. America’s wild horses lead an exhilarating but perilous existence. The climate can be ...

This orphaned baby walrus, dubbed Little Miss Walrus, was found alone on a remote Alaskan beach, just one week old and covered in scratches. She’s now safe at the Alaska SeaLife Center, the only place ...

The heaviest and tallest flamingo is the greater flamingo, which stands at 3.9 to 4.7 feet tall and weighs 4.6 to 9 pounds. The shortest and lightest flamingo is the lesser flamingo, which stands at 2 ...

Taking a walk through the Amazon rainforest? Might want to keep an eye out for what look and sound like cannonballs, crashing down from above at more than 50 miles an hour. If you are unlucky enough ...

Reindeer and caribou are the same species (Rangifer tarandus). In North America, they are called caribou if they are wild and reindeer if they are domesticated. In Europe, they are called reindeer.

Frogs have been living on this planet for more than 250 million years, and over the centuries, evolved into some of the most wondrous and diverse creatures on earth. Today, however, all their ...