Animals need camouflage to hide from predators in the wild. Predators use camouflage to sneak up close to their prey, undetected, so they can eat.
Camouflage is a method of crypsis (hiding). It allows an otherwise visible organism or object to remain unnoticed, by blending with its environment. Examples include a tiger's stripes, the battledress of a modern soldier and a butterfly camouflaging itself as a leaf