Countershading is an adaptive feature that enables animals to

Countershading is an adaptive feature that enables animals to remain undetected. Countershading is a type of camouflage in which an animal's body is darker on the upper side and lighter on the lower side. This coloration helps to create an optical illusion that makes the animal harder to see in its natural environment. When viewed from above, the darker coloration blends in with the shadows on the ground, while the lighter coloration blends in with the brightness of the sky. When viewed from below, the lighter coloration blends in with the brightness of the water or the sky, while the darker coloration blends in with the shadows on the ground. This type of camouflage is especially useful for animals that live in open environments, such as the ocean or grasslands, where there is little cover to hide behind. By remaining undetected, animals can avoid predation and increase their chances of survival.