The most dangerous sea creatures in the world don't always have large teeth like great white sharks or weigh over 10 tons (9 ...

A MYSTERIOUS creature with glowing spikes has been spotted crawling along a UK beach, leaving locals horrified. The ...

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

Scientists have discovered one of the largest known sea creatures – a coral the size of two basketball courts – off the ...

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

Formerly known as the 'mystery mollusk,' this glow-in-the-dark nudibranch is the first of its kind to be seen living in the ...

A woman on vacation on a tropical island had the experience of a lifetime, leaving her in tears after snorkeling.

University of Oxford professor Tim Coulson told London-based business publication The European that the octopus is one of the ...

Scientists uncovered the "mystery mollusk," a strange glowing sea creature lurking in the ocean's midnight depths.

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

The species was named Haplosyllis anthogorgicola, and it is incredibly small. After the first description of the species, the ...