Body color of Patanga japonica adults. A–D. Variation in body color in field-collected adults; E. Adult reared at 34°C; F. Adults on leaf litter (yellow arrows); G. Non-pigmented and reddish hindwings observed in adults before (left) and after overwintering (right). Black male adult in D was collected on July 7, 2021. Scales are adjusted to make body sizes approximately equal except for F.