Why are penguins black and white?
A penguin's black back and white belly are camouflage called countershading. From above it blends with the dark ocean, and from below it blends with the bright surface.
Camouflage facts and facts about camouflages.
3 facts on this shelf
A penguin's black back and white belly are camouflage called countershading. From above it blends with the dark ocean, and from below it blends with the bright surface.
Octopuses can change their skin color and texture in a fraction of a second, even though scientists believe they're colorblind.
Pygmy seahorses are so well camouflaged on sea fans that they're nearly invisible.