The Common Eggfly (Hypolimnas bolina) is a butterfly found in tropical and subtropical regions, including parts of Asia, Africa, and Australia. It is known for its striking appearance, featuring dark blue to black wings with white spots. The males are particularly vibrant, while females are usually brown with orange markings. This butterfly typically inhabits open areas, such as gardens and grasslands, where it feeds on the nectar of various flowers. The Common Eggfly is also notable for its mimicry; it can resemble other unpalatable species to avoid predation. Its life cycle includes distinct stages: egg, larva, pupa, and adult.