Curetis acuta, commonly known as the Common Sunbeam, is a butterfly found in South and Southeast Asia. It inhabits tropical and subtropical forests. Notable for its metallic silvery wings with a striking orange underside, the species exhibits a unique resting posture with wings closed.

Curetis acuta, commonly known as the Indian Sunbeam, is native to South and Southeast Asia. Its geographical distribution includes countries like India, Sri Lanka, Myanmar, Thailand, Malaysia, and parts of Indonesia.

Curetis acuta typically inhabits tropical and subtropical regions. It is commonly found in open forests and forest edges, as well as scrubby areas and gardens. The species thrives in areas with abundant sunlight and relatively high humidity.

The Indian Sunbeam is primarily a butterfly of the family Lycaenidae. It occupies a niche where it can exploit host plants, mainly from the genus Derris, for laying eggs. The larvae feed on the leaves of these plants, while adults are often found feeding on nectar from various flowering plants. The butterfly plays a role in pollination within its ecosystem.