The findings are the first to quantify how much work goes into switching on chromatophores, the specialized color-changing organs connected to cephalopods’ muscle and nervous systems, which dot the ...

Forbes contributors publish independent expert analyses and insights. GrrlScientist writes about evolution, ecology, behavior and health. You might not realize this, but quickly changing colors, as ...

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Octopuses change color to camouflage themselves from predators such as stingrays and eels. Octopuses have even been observed changing color in their sleep. Octopus's color-changing ability is known as ...