Recent histological investigation of the type material of Octopus giganteus
showed that is a giant blob of collagen from a vertebrate source, probably
a whale carcass.
Pierce, S.K.; Smith, G.N.Jr.; Maugel, T.K.; Clark, E. 1995. On the giant
octopus (Octopus giganteus) and the Bermuda blob: homage to A.E. Verrill.
BIOLOGICAL BULLETIN (WOODS HOLE) 188: 219-230.
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