DESCRIPTION: Sea otters use their rear flippers to move and their flat, muscular tails to steer. They have an exceptional sense of smell, hearing, and eyesight above water and below. Lacking blubber, ...

The playful North American river otter is equally at home in the water and on land. It makes its home in a burrow near the water's edge, and can thrive in river, lake, swamp, or estuary ecosystems.

Otters are one of the smartest species on the planet. Sometimes they forget they're not humans. We're starting to realize how smart otters really are. They know how to play basketball. They know ...

Release Date: November 9, 2017 This content is archived. BUFFALO, N.Y. — A massive, wolf-sized otter that lived about 6 million years ago may have been a dominant predator in its time, according to a ...