Internetowa łamigłówka «Cuttlefish»

This is not octopus and cuttlefish. Cuttlefish (lat. Sepiida) — detachment of mollusks of the class Cephalopoda.
the genus Sepia owns about 30 modern species living mainly in warm seas, near the coast. Several fossil species are known from the Jurassic and tertiary sediments. Cuttlefish can swim, but usually stay on the bottom, podkaraulivaya their prey, consisting of fish and crustaceans.
Octopus