Octopuses have excellent camouflage. They trick predators by increasing or decreasing skin pigment to change to the same color as rocks. Inspired by octopuses, scientists have developed a synthetic ...

Here’s what you’ll learn when you read this story: Xanthommatin is one of the pigments that helps octopuses, cuttlefish, and squid change color. Xanthommatin used to be difficult to produce in a lab, ...