The octopus uses chromatophores to change color, texture, and shape for camouflage and communication. This ambush predator changes its skin color to blend seamlessly into coral reefs and rocky ocean ...

Deep-diving fish have a problem: The only light that penetrates their watery environment is blue and green hardly enough of a palette for flashy color patterns. Now, a new study reveals these fishes' ...

The ocean glows with undersea life which makes its own light. These animals living on the ocean floor, beyond the reach of sunlight, have evolved this bioluminescence for camouflage, to find mates or ...