2002 MBARI Grimpoteuthis, a type of Dumbo octopus (up to 5 feet), lives in ... plunging to more than 37,000 feet below sea level at the Marianas Trench in the Pacific. It accounts for 85 percent ...

The Dumbo octopus is an elusive cephalopod that gets its name from its large ear-like fins, which resemble those of the lovable Disney elephant. But there's still lots we don't know about these ...