Researchers caught a close-up video of a flying sea pig (aka, a sea cucumber), and it has what looks like 50 tiny hands.

This master of disguise can transform its body to resemble various sea creatures, including venomous lionfish and deadly sea snakes. By mimicking these animals, the octopus deters predators and ...

Sea creatures keep showing up dead in California waters, and researchers may have an answer as to why. It has to do with their food. One of the largest algae blooms in Southern California has been ...

They are not true jellyfish but are related to jellyfish, sea anemones, corals and hydroids ... (Channel Islands Harbor) The flat, oval-shaped creatures float on the ocean’s surface and are ...

The massive creatures — which can weigh 90,000 pounds and measure 55 feet — have sleek, dark bodies and slender, pointed flippers. Little is known about their population status, and they are ...