In reptiles, amphibians, and other groups, color mostly comes
from chromatophores — cells within the skin that hold color - producing pigment molecules.
Not exact matches
This process, Ramirez noted, suggests that light sensors are connected to the
chromatophores and that this enables a response without input
from the brain or eyes.
In order to record the skin's sensitivity across the spectrum, Ramirez exposed octopus skin to different wavelengths of light
from violet to orange and found that
chromatophore response time was quickest under blue light.
Aside
from its opaque eyes and the polka dot - like
chromatophores (pigmented cells that aid in camouflage) that cover its body, the glass squid is completely transparent.