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 ...
Unlike iridophores, leucophores do not change appearance based on ... "Hyperspectral imaging of cuttlefish camouflage indicates good color match in the eyes of fish predators." ...