 "Apis koschevnikovi" also has two distinct characteristics which are species specific – its drones have a secondary sex characteristic of a hairy fringe on the margin of the tibia of the hind leg, and worker bee forewing venation shows a cubital index which is large and varied.The habitat of "A. koschevnikovi" is limited to the tropical evergreen forests of the Malay Peninsula, Borneo, and Sumatra.They do not live in tropical evergreen rain forests which extend into Thailand, Myanmar, Cambodia, and Vietnam.