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

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

Far below the ocean's surface, in the dark depths of the deep sea floor ecosystem (about 3,000 feet or 1,000 meters deep), exists an entire world of deep sea creatures that humans rarely glimpse. It's ...

This is Bathydevius caudactylus, the first known nudibranch of its kind: living not in shallow waters, or on the seafloor, ...

Two passersby encountered a “mystery” on a rural dirt road — an endangered sea creature over a mile from the water in Florida ...

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

One of the largest known sea creatures, the size of two football fields and believed to be several centuries old, has been ...

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

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

An ocean expedition to a dynamic marine realm off the little-explored Chilean coast — with seeps and vents emitting nutrients ...

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

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