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Winter Moth Operophtera brumata Wingspan 22-26mm. The classic moth of winter, whose rounded wings (only males have wings) are held flat at rest. Often seen flying in car headlights, or found resting on walls near outside lights. To see wingless female, look for mating pairs by torchlight on foodplant. Adult male has grey-brown wings with concentric cross lines. Flies November–February. Larva feeds on most deciduous trees and shrubs. Widespread and common.