Oarfish n. : The ribbon fish.

Example:
what are the adaptations for survival of an Oarfish?

Taxonomy
oarfish, body, fish, family, free encyclopedia, Regalecus glesne, pelvic fins, dorsal fin, species, ecology, life history, encounters, skin, four species, FishBase, zooplankton, larvae, king of herrings.

Defination from the web:
oarfish is presumably in reference to either their highly compressed and elongated bodies, or to the former (but now discredited) ... Like other members of its order, the oarfish has a small yet highly protrusible oblique mouth with no visible teeth. ...