Bald-faced hornets are black in color, and its face is marked with a white pattern. Bald-faced hornets are larger than most yellow jackets, with workers ranging from 12 to 15 mm or more.
*Aggressive Stinging Insect* Painful Sting
Bald-faced hornets are extremely aggressive and will attack anyone or anything that gets too close to their space. Do not attempt to remove a bald face hornet nest, be sure to call a pest professional. If stung, some may experience an allergic reaction.
Bald-faced hornets are most active during the day and build aerial paper nests usually at least three or more feet off of the ground in trees, shrubs, or overhangs such as eaves of a structure.