An anonymous reader writes "Scientists have known for years that insects and animals use distinct markings as status badges. Now, by staging wasp fights, researchers have learned that cheaters never win. Wimpy wasps painted with the markings reserved for a leader get beat up. Even if the fakes win, they still get harassed afterward. The study leader likened it to what might happen to a 97-pound weakling who walks around wearing a black belt. Sooner or later ..."