Here are some of the deep-sea animals that we do know something about. The pelican eel (Eurypharynx pelecanoides) is a type of gulper eel that uses its large, pelican-like mouth to gulp up its prey.

Gulper eels (Saccopharynx), also known as pelican eels, are a genus of deep-sea fish with slender bodies and huge mouths that swing open to swallow prey of all sizes whole. They are found ...

Pelican eels live in the mesopelagic zone (also known as the middle pelagic or twilight zone), at depths of 9,000 feet (2,700 meters) and more along with other terrifying-looking deep-sea ...