Hogfish can change their color in less than a second to blend in with their surroundings. Reinhard Dirscherl \ ullstein bild via Getty Images Like a chameleon, a hogfish can quickly change the color ...

Add Yahoo as a preferred source to see more of our stories on Google. An eye and arms of an octopus. The small dots visible around the eye are the chromatophores. The findings are the first to ...

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 ...

Lorian Schweikert was fishing in the Florida Keys when she hooked a hogfish—a type of tasty wrasse that’s known for its ability to change colors to match its coral reef environment. Schweikert dropped ...

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When fish suddenly change color, little photoreceptors embedded deep within their skin keep watch to ensure the color is just right, according to new research. For the first time, scientists have ...

When an 84-year-old man in Hong Kong went to hospital with an enlarged prostate, doctors were startled to see that his skin — and even the whites of his eyes — had turned silver-grey. A deeper ...

The squid’s ability to change its skin color in response to complex environmental information has fascinated scientists for decades. Now, Chinese researchers have taken inspiration from squids to ...