Local in broad-leaved woodland and scrubby heathland throughout much of southern England, north-western England and western Scotland. In Hampshire and on the Isle of Wight fairly common throughout, and often very common in birch woodland. Wingspan 28-32 mm. The main confusion species is Sharp-angled Peacock M. alternata
, which see. Larva feeds on Birch and Sallow, over-wintering as a pupa.