Monstrous octopus terrorized seas off B.C. in Age of Dinosaurs, study suggests

Muzammil Hussain April 24, 2026

Composite with drawing of octopus on left and fossil on the right

Whale-sized, monstrous octopuses prowled the seas during the Age of Dinosaurs, snatching prey with their huge tentacles and crunching them with powerful jaws, fossils from B.C. and Japan suggest.

Whale-sized, monstrous octopuses prowled the seas during the Age of Dinosaurs, snatching prey with their huge tentacles and crunching them with powerful jaws, fossils from B.C. and Japan suggest. Composite with drawing of octopus on left and fossil on the right

Whale-sized, monstrous octopuses prowled the seas during the Age of Dinosaurs, snatching prey with their huge tentacles and crunching them with powerful jaws, fossils from B.C. and Japan suggest.