When it comes to changing one's skin color, the cuttlefish outshines even the chameleon, in both degree and kind. Its skin possesses up to 200 chromatophores (pigment cells) per square millimeter ...

Cuttlefish and squid are masters of camouflage thanks to the chromatophores in their skin. The animals can make these tiny, ...

How can the soft bodies of coleoid cephalopods so aptly hide in their environment? Why must they? What cells and specialized organs make such crypsis possible for one of the older evolutionary ...