One major division of the kingdom Animalia is Cnidarians (animals built around a central point) and bilaterians (animals with bilateral symmetry), which includes us humans. A study found that the sea ...

You don’t get much weirder looking than the sea pig, a genus of sea cucumbers that look straight out of Doctor Who. Named for their plump, pink, and rounded bodies, sea pigs are very abundant, but you ...

This video reveals how a small shrimp uses high speed water jets to hunt and defend itself. By snapping a specialized claw, the animal creates a force strong enough to stun or kill prey instantly.

Of all the schemes that humans have devised to keep sea lions from gorging on the salmon of the Columbia River basin, none has worked for long. Local officials and researchers have chased sea lions ...

Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest life forms thrive. These deep-sea creatures have evolved in total darkness ...

For tens of millions of years, whales have been a part of the oceans. Because of this, it would be easy to believe that whales evolved from aquatic creatures as the oceans warmed and became more ...