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 ...

Their camouflage seems almost magical, but scientists have observed some tricks the cephalopods use to blend in with their surroundings. By Veronique Greenwood Put a cuttlefish on the spot — or, to be ...