Caste-specific recognition patterns in a fungus-growing termite

Discrimination between friends and foes is crucial for many superorganismal insects to ensure altruistic acts are only directed towards kin. However, whether or not an extremely sensitive recognition system is needed, could depend on the type of invaders that generally present a threat to the species in question. Ants are known to engage in intraspecific conflicts, and readily discriminate between nestmate and non-nestmate conspecifics. In...