From color-changing skin to jet-propelled motion, squid and cuttlefish have long fascinated scientists. To understand the ...

Learn how a new genomic study reveals that squid and cuttlefish survived a mass extinction in deep-sea refuges before rapidly ...

The intricate ram’s horn squid shell is only about the size of a fingernail. Compared to other cephalopod species, the shell structure has not degraded over time. As part of this study, researchers ...

A rare ‘fatal consumption’ event from the Jurassic period has been uncovered, revealing a prehistoric predator that met a ...

Coleoid cephalopods, which include squids, octopuses and cuttlefish, represent a dynamic and diverse group whose palaeontological record provides critical insights into evolution and adaptation in ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Scientists have ...

Perhaps it was hiding from predators. Or trying to catch food. Then again, maybe it just wanted to be left alone. By Elizabeth Preston Like a scarf out of a magician’s sleeve, the squid appeared.