A cuttlefish is a marine animal belonging to the class Cephalopoda and the order Sepiida. It is characterized by its elongated body, large eyes, and a unique internal shell called the cuttlebone. Cuttlefish are known for their ability to change color and texture for communication and camouflage. They have eight arms and two longer tentacles, which they use to capture prey, primarily consisting of small fish and crustaceans. Cuttlefish are also notable for their high intelligence and complex behaviors.
