SYDNEY, July 28 (UPI) --If a male cuttlefish looks angry, he probably is angry. New research suggests cuttlefish don't play emotional games. They're not bluffers. If they want to fight, they'll let ...

Cuttlefish, along with octopuses and squid, are cephalopods—animals from an ancient branch of the tree of life that have been trolling the oceans for more than 500 million years. Cuttlefish were ...

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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 ...

This article was originally featured on Hakai Magazine, an online publication about science and society in coastal ecosystems. Read more stories like this at hakaimagazine.com. A person might wear ...

(CN) — The cuttlefish, known for its mesmerizing camouflage, has impressed scientists by revealing that it has yet another unique trick up its sleeve. Dubbed the “passing-stripe” display by ...

The cuttlefish is often called the chameleon of the sea, but where the land-based version can only change its color, the sepia-squirting, tentacled one can change its skin texture as well as its tint ...

A new study has suggested a species of marine animal may communicate with each other by waving. Researchers from École Normale Supérieure in France have found evidence of cuttlefish possibly ...

Unlike the octopus's arms, which that animal often uses to move and carry objects, the cuttlefish's eight arms are specialized for grasping prey after the cuttlefish captures it with its two elongated ...