Hickory horned devils become beautiful regal moths! The regal moth has a wingspan of 9.5 to 15.5 cm. Females are larger than males. The forewings are gray to gray-green with orange veins and a row of seven to nine yellow spots near the distal margin. There also are single yellow discal and basal spots. The hind wing is mostly orange, with a basal yellow spot and yellow patches (or spots) on the costal margins. The hind wing may also have one to two rows of gray-green spots. The body is orange with narrow yellow banding. View the hickory horned devil here!