Fascinated by what the sea creatures might think, feel and like, Japanese artist Shimabuku documented their reactions to ...

Make ocean-themed fun with 15+ easy sea animal crafts kids will love! From fish to turtles, dive into creativity and smiles ...

We were given a behind-the-scenes look at the daily tasks assigned to the aquarists of the Bailey-Matthews National Shell Museum & Aquarium.

As part of its 25th anniversary celebration, Newport Aquarium is presenting a new exhibit titled “Ring of Fire: World of the Octopus,” opening Friday, March 22.

Octopuses in the Red Sea often hunt together with other predatory fish—and sometimes hit them. New videos suggest they're keeping fish in line.

Deep-sea creatures have adapted many unique (and often extremely unusual) ways to live in the deep ocean.

True to its name, the mimic octopus impersonates a variety of other animals on the fly, morphing from an octopus to a banded sole to a lionfish to a sea snake.

Witness the incredible skill of experts as they find sea creatures and fish using advanced techniques! From diving deep into the ocean to exploring hidden underwater worlds, these experts ...

Mystery of the Sea: National Geographic Pursues the Giant Pacific Octopus This eight-legged creature, up to 30-feet wide, is nicknamed the "devil-fish." ...

In reefs of the Red Sea and Australian Pacific Coast, researchers have now discovered that not only are octopuses living harmoniously with some fish species, but they are also working together to ...

The Saddest Sea Creatures in the World Feast on Floating Trash In the Great Pacific Garbage Patch, a new paper reports, barnacles end up eating tiny pieces of our discarded plastic.