From worms with squid-like tentacles to fish with teeth on their tongues, here are some of the most alien-looking creatures ...

Flying sea pigs are such interesting beings, made even more special by the fact that most of us will never naturally encounter these animals in our lifetimes. That’s what makes research and ...

Scientists studied deep-sea lifeforms while tracking the effects of climate change on Antarctica’s Denman Glacier. While at sea, the scientists trawled up some unusual critters. The sea pig was ...

The deep sea begins roughly 200 meters below the surface, at the depth where sunlight disappears. It makes up more than 90% of the ocean’s volume, yet most of what lies beneath remains a mystery.

The deep sea refers to the part of the ocean below 200 meters (656 ft.), at which light begins to disappear. Despite making up more than 90% of the Earth’s marine environment, ...

Sea pigs (Scotoplanes) are a group of deep-dwelling sea cucumbers that have stilt-like tube feet on their bellies. As their name suggests, sea pigs are pink.