significantly increasing the risk of a severe reaction, especially for those allergic to wasp venom. Bald-faced hornets can measure up to a whopping three-quarters of an inch in length.

Allergic reaction and complications Dr. Courtney ... hornet — which has yellow and brown coloring — and the bald-faced hornet — which is black and white. Note: The bald-faced hornet is ...

Usually, their stings hurt and leave itchy welts behind, but those who are allergic to wasp stings may have reactions that ... yellowjackets, and bald-faced hornets pose more serious stinging ...