This Camouflaged Spider can Change its Color

Camouflage is not exactly rare in nature, but active camouflage - the type that changes to reflect its surroundings - has always been an exceptionally rare and fascinating ability. Some fish, lizards, and cephalopods have this ability to a certain degree. Now we can add spiders to that list, after experts identified a species of crab spider than can slowly change its colors to match its background when hunting.