Some of these species build their nests in trees and bushes where they are easy to detect. Theses species are the only ones which are not endangered. 1000 Hornets to get this dosis. You don't have to be afraid of infections as they sometimes occured by Wasp's sting. Hornets don't feed their larvae from carrions so they are not infectious.
Hornets are hunters.
They hunt bees, wasps, flies and butterflies. They remove their victim's head, hind quarters, legs and wings. Only the strong flight muscele, which is rich on proteines, is being kept to feed the larvae. The Hornet itself feeds from sweet tree syrups or fruits. During times of bad weather when the Hornets can't hunt, they are begging for food from their own larvae.