The cuttlefish are part of the family cephalopod, which includes squids, octopus and nautilus. Nautilus are weird looking pelagic octopus.
The master of camouflage has three hearts and trough this three hearts green blood circulating. The blood of a cuttlefish has another kind of protein, hemocyanin. Hemocyanin are full of copper which giving the exclusive green color to the blood.
The buoyancy are adjusted by the air that is filled up in their cuttle bone. By increasing and releasing air in the chamber they are adjusting their buoyancy.
This buoyancy method inspired today’s submarines!
In an everyday life this creatures are hovering around over the reef on the haunt for small fish, crabs and shrimps. Which they catch with their two super arms that break apart the prey with the suckers. The final kill is by inject a strong poison in to their prey.
All cuttlefish has a venom to use on their haunt. But the flamboyant cuttlefish has a venom that been discovered to be as poison as the blue ringed octopus. A poison considered to be one of the world’s most venomous from marine animals.
The cuttlefish has a camouflage that is admired all around the world. By a mere second they can change to all different colors and shape by special powers in their skin cells.
If this is not enough they can simply submerge in the sand bottom and become invisible with the sand pattern.
The last defense this guy are using is confusing ink and a yet propulsion to shoot them self away from danger.
The cuttlefish are estimated to be the smartest invertebrate on earth.
The pictures below show you the change of the cuttlefish. Amazing.