Virginia Ctenutha Moth (Ctenucha virginica)
The largest and most broad-winged of wasp moths in North America. Body metallic blue; head and sides of collar orange. Forewing deep grayish brown, metallic blue at base. Hindwing black. Fringes on all wings partly white. Endemic to eastern North America, from Newfoundland south to Virginia. Larvae feed on a variety of host plants including various grasses, irises, and sedges. Adults drink nectar from flowers including goldenrod.
According to the University of Alberta, there has been a westward expansion in the last 60 years as it has reached the Canadian rockies and is now found in all Canadian provinces