These spiny or slimy ocean creatures display an astonishing diversity of appearances, behaviors and lifestyles—and many are ...

The Mosura fentoni, or "sea moth," is a newly discovered type of arthropod that would have lived in the deep sea more than 500 million years ago.

There are some strange looking animals, but if you turn your eye to the deep ocean, that's where you'll find some truly weird ...

See the 10 unexplained sea creatures that shocked the world on tape.

was detected in deep-sea fish. The genomes also showed expanded gene families for antioxidant and membrane formation processes. Alarmingly, in the tissues of all examined animals—even in the Hadal ...

Some of the world’s most fascinating creatures live underwater ... like a whale dies and sinks to the seafloor, sea pigs will gather all their friends to devour the sediments from the carcass.

These soft, see-through creatures can be found in oceans all around the world, from warm tropical waters ... Once believed to be extinct, the coelacanth is a deep-sea fish that has amazed ...

Animals with ultraviolet color patterns can be found all over nature. Here’s what we know about what purpose these patterns ...

Endangered sea turtles ... around the world. Scientists measured the impacts of threats such as hunting, pollution, coastal development and climate change to the marine animals.

They observed the sea creatures in a tank together ... and records ocean sounds from all directions. They then played the waves back to the marine animals in a scrambled or reversed order ...