Joubiniteuthis portieri is a species in the taxonomic classification of the squid, a class of animals belonging to the Mollusca strain. The squid only occurs in salt water and is able to change color. He moves forward by pumping water into his cloak and pushing it out again through the siphon. The squid is a carnivore and its food consists mainly of fish, crabs, lobsters and molluscs that they catch with the suction cups on their grips.
The squid comes from the genus Joubiniteuthis and belongs to the family Joubiniteuthidae. Joubiniteuthis portieri was described by Joubin in 1912.
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