cephalopod: Quick Facts

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Facts

Also Known As	Cephalopoda • Siphonopoda

Photos and Videos

A blue-ringed octopus with bright blue rings on its beige body crawls over a rocky, coral-strewn seabed.

A blue-ringed octopus, Hapalochlaena maculosa, with bright blue rings on its yellow body and arms, is shown against a black background.

blue-ringed octopus

ammonite fossils

Image shows a reconstruction of squidlike creatures swimming.

A nautilus mollusk with a spiral, brown-and-white striped shell and numerous white tentacles extending from its soft body, set against a dark background.

Organizational levels and body diagrams of mollusks

Follow researchers into the waters off Vancouver Island in search of the giant Pacific octopus

Mating ritual of cuttlefish explained

Observe a cuttlefish changing its colour as it swims near the Great Barrier Reef, off the coast of Australia

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Topics

Tetrabranchia nautiloid Palcephalopoda Aulococeras Orthoceras Dibranchia coleoid 6 Reasons to Love Cephalopods ammonoid nautilus gastropod bivalve chiton monoplacophoran tusk shell Nephridium trochophore radula

Key People

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Otto Heinrich Schindewolf

German paleontologist

Hyatt, Alpheus

Alpheus Hyatt

American zoologist and paleontologist

Lion (panthera leo)

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Mute swan with cygnet. (birds)

Match the Baby Animal to Its Mama Quiz

Sea otter (Enhydra lutris), also called great sea otter, rare, completely marine otter of the northern Pacific, usually found in kelp beds. Floats on back. Looks like sea otter laughing. saltwater otters

Animal Group Names

The bearded vulture (Gypaetus barbatus) is seen in Switzerland on December 2024

Animal Factoids