Microsoft and our third-party vendors use cookies to store and access information such as unique IDs to deliver, maintain and improve our services and ads. If you agree, MSN and Microsoft Bing ...

The deep-sea divers have seen them ... Found at depths of 3,000 to 6,000 feet, the gulper eel, also known as the "pelican eel," has a slender body and insanely huge mouth, resembling a pelican ...

The deep sea is the largest ecosystem on earth ... giving them names such as gulper eel, droopy sea pen, squarenose helmetfish, ping-pong tree sponge, Gorgon's head and googly-eyed glass squid.