Most people have encountered squid through their local seafood menu or field trip to an aquarium. Unlike octopuses, which are named for their eight arms, squid have 10 individual appendages. They most ...

Most people have encountered squid through their local seafood menu or field trip to an aquarium. Unlike octopuses, which are named for their eight arms, squid have 10 individual appendages. They most ...

Octopus, squid, and cuttlefish can change their skin’s colors, patterns, and textures in ways not seen anywhere else in the animal kingdom. You see what looks to be a clump of seaweed, and then it ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The animal kingdom is home to all manner of weird and wonderful defense ...

The flashy Flamboyant Cuttlefish is among the most famous of the cephalopods (octopus, squid, and cuttlefish)—but it is widely misunderstood by its legions of fans. A new paper from the Roger Hanlon ...

One of the highlights of this week’s beachcombing survey was finding my first cuttlebone washed up along the shoreline.

Squid, cuttlefish, octopus and other cephalopods will now be included within the regulatory definition of shellfish.

Wouldn’t it be useful to suddenly erect 3-D spikes out of your skin, hold them for an hour, then even faster retract them and swim away? Octopus and cuttlefish can do this as a camouflage tactic, ...

Add Yahoo as a preferred source to see more of our stories on Google. Squid (order Teuthida) have a feather-like “pen” inside their bodies, whereas cuttlefish (order Sepiida) have a wider, hard ...