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A bathyscaphoid squid (family Cranchiidae) swimming in the "cockatoo" posture. The animal rotates around the spindle-shaped digestive gland, which it keeps vertical regardless of the orientation of the mantle and head. Video courtesy of Estuary to the Abyss 2004 Exploration, George Sedberry, NOAA-OE.

Related Links

Estuary to the Abyss

Estuary to the Abyss: August 26 Log

NOAA Ocean Explorer Gallery