Named for their plump, pink, and rounded bodies, sea pigs are very abundant, but you are unlikely to ever see one, living as they do at depths of over 1,200 to 5,000 metres (that’s over three miles!).

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

An entire world lives deep under the ocean’s surface, far from human notice and as bustling as any city. Animals such as tubeworms and clams live crowded around plumes of methane that bubble up ...

Strange creatures straight out of a science-fiction movie have been captured by scientists off the coast of Antarctica. Pink and bulbous "sea pigs", hand-sized sea spiders and delicate sea butterflies ...