Lepidoptera by StahlhutJ

Question 7

In the late 1860s, this species was accidentally introduced to Massachusetts by E. L. Trouvelot, who wrongly believed that it could produce commercial-quality silk. Name this pesky critter, now notorious for defoliating hardwood trees and leaving frass piles on picnic tables during outbreak years in the northeastern United States.

GYPSY MOTH (Lymantria dispar)