Papilio polyctor stockleyi hembra
 
Papilio polyctor, the common peacock, is a swallowtail butterfly found in the Indian subcontinent. It is found in the Himalayas and parts of India from the foothills to 7,000 feet (2,100 m) between March and October. It has distinct dry- and wet-season forms. The butterfly frequents Buddleia flowers. Its food plant is Xanthoxylon alatum of the family Rutaceae. Papilio polyctor has three subspecies, consisting of Papilio polyctor significans, Papilio polyctor stockleyi, and Papilio polyctor xiei.  The sexes are very nearly alike, and the difference slight between the dry-season and wet-season broods.The Indian peacock butterfly is most striking when in flight. The depth and shades of green and blue change with the angle of light falling on its wings