What is an in cephalopod?
Cephalopods comprise a class of invertebrate animals, meaning without a backbone, that includes animals such as the octopus, the squid, the cuttlefish and the nautilus.
An active predatory mollusk of the large class Cephalopoda, such as an octopus or squid. These exclusively marine animals are characterized by bilateral body symmetry, a prominent head, and a set of arms or tentacles modified from the primitive molluscan foot.
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