Cuttlefish are strange animals with some strange means of communication. Now, these cephalopods have been recorded using their arms in a way that looks like they are gesturing to each other – adding a ...

Researchers observed the common cuttlefish (Sepia officinalis) routinely wave its arms in four flashy gestures. Cuttlefish wave their expressive arms in four distinctive dancelike signals—potentially ...

A cute observation in the cephalopods' behavior indicates they also react to sound waves, a notion that will soon be tested with a machine learning approach. Reading time 3 minutes Researchers just ...

There are more than 120 species of cuttlefish. They are found in the order Sepiida and are grouped into six families divided between two suborders. Depending on the species, cuttlefish range in ...

Source: Adam Dewan, via Flickr. Distributed under a CC BY-NC-SA 2.0 license. Cuttlefish, like their fellow cephalopods squid and octopus, are known for their intelligent and complex behaviors.

Every winter, off the coast of South Australia, thousands of giant cuttlefish gather for the showdown of a lifetime. In an effort to win a mate, these shape-shifting sea creatures display some of the ...