The deep sea is filled with all manner of weird and wonderful creatures. Among them is a bizarre eel species with a giant mouth that has a remarkable resemblance to a pelican's beak. Dubbed the ...

Scientists saw a mysterious deep sea animal, still misshapen from its last meal, swimming off the coast of Costa Rica, a first-of-its-kind video shows. Screengrab from the Schmidt Ocean Institute's ...

As it drifts through the inky blackness of the "midnight zone" in the deep sea, the pelican eel undulates its narrow, whiplike tail and long, snakelike body. It's hard to imagine its slender form ...

Contentedly full from its last meal, a mysterious sea creature swam through the royal blue depths off the coast of Costa Rica. Twirling and spiraling, the misshapen animal moved in a mesmerizing way.