Dolichovespula albida male Dolichovespula albida worker Dolichovespula alpicola male Dolichovespula alpicola queen Dolichovespula alpicola worker Dolichovespula arctica male Dolichovespula arctica worker Dolichovespula arenaria male Dolichovespula arenaria queen Dolichovespula arenaria worker Dolichovespula norvegicoides Vespula pensylvanica male Vespula pensylvanica worker