Postman Butterfly vs Cairns Birdwing

Side-by-side species comparison

Attribute Postman Butterfly Cairns Birdwing
Scientific Name Heliconius melpomene Ornithoptera euphorion
Order Lepidoptera Lepidoptera
Family Nymphalidae Papilionidae
Size Wingspan 55-80mm Wingspan 120-150mm
Habitat Forests Underground
Diet Herbivores Herbivores
Regions South America, North America Oceania
Conservation Least Concern Least Concern

Postman Butterfly

A slender long-winged butterfly with black wings and a bold red band across the forewings. It is a classic example of Mullerian mimicry.

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Did You Know?

It is one of the few butterflies that can digest pollen as well as nectar giving it amino acids that extend its lifespan to several months.

Cairns Birdwing

Australias largest endemic butterfly with males displaying vivid green and black wings. Females are larger and brown with white markings.

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Did You Know?

It is the largest butterfly in Australia and was nearly driven to extinction by introduced Dutchmans pipe vines which are toxic to its larvae.