Nesting – In sheltered places, eg tree trunks, bushes, sides of buildings, barns, attics, hollow walls. Their nests are grey and paper-like.
A colony can reach a size of 700 workers
Sting - Only sting when provoked. Sting is painful to humans. They can bite and sting at the same time. They can mobilize the entire nest to sting in defense which is highly dangerous to humans.
Feeding - Live insects and sap. Are not attracted to human food.