Bald-faced Hornets are considered a beneficial species as they prey on flies and other yellowjackets. Adults will chew flies into a pulp and feed them to their larvae. Adults are also known to feed on nectar and tree sap for themselves. Their habitat ranges from parks and gardens, to forests and meadows.
Bald-Faced Hornets are extremely aggressive if they, or their nest, is disturbed and they WILL STING REPEATEDLY. Hives are a gray shapely paper-like mass with an opening at the bottom. These football-shaped nests are above ground, usually attached to lower branches of a tree or shrub. Active nests can contain anywhere from 100-400 individuals.