Dolphins live and hunt in large social groups called pods, and they communicate with each other using high-pitched clicks and ...

Learn more about some of the best new discoveries: ...

Videos show narwhals using their tusks in several ways, including prodding and flipping a fish. It’s the first reported evidence of the whales playing.

The Greenland shark, a slow-moving giant of the North Atlantic and Arctic Oceans, holds the record as the longest-lived ...

Why do arctic foxes leap up into the air and crash face first into the ground? The answer might surprise you and it is vital ...