Affectionately named Delle, a male bottlenose dolphin, has become an unexpected resident of the Baltic Sea, far from his ...

"Everyone in the control room let out a loud 'Oooooh!' at the same time. We were all enchanted," a researcher said.

Deep-sea researchers have discovered a strange glowing sea slug off the coast of California that lives in the water column — ...

Heart cockles have windows in their shells made from natural optical fibers, allowing light through to the algae inside them.

A solitary dolphin in the Baltic Sea has been recorded talking to himself, leading researchers to wonder whether he's lonely ...

A solo traveler off the coast of Denmark is apparently screaming into the void, revealing the importance of social ...

Researchers were baffled by a bioluminescent mollusk that lives in the deep ocean. They just discovered it's a new species of ...

The team published a description of the animal, nicknamed the "mystery mollusk," in the journal Deep-Sea Research Part I.

Researchers classified the new species within a new genus, Bathydevius, and new family, Bathydeviidae, because of its ...

Bindi Irwin’s daughter Grace Warrior is clearly fearless, because she just fed real-life squids to giant sea turtles at the ...

Here’s what the South Carolina Department of Natural Resources recommends if you find a sea creature washed ashore at the ...

In a strange episode in the animal kingdom, a captive marine animal merged with another of its kind to become a single ...