Postman Butterfly vs Promethea Moth

Side-by-side species comparison

Attribute Postman Butterfly Promethea Moth
Scientific Name Heliconius melpomene Callosamia promethea
Order Lepidoptera Lepidoptera
Family Nymphalidae Saturniidae
Size Wingspan 55-80mm Wingspan 75-95mm
Habitat Forests Woodlands
Diet Herbivores Herbivores
Regions South America, North America North America
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.

💡

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.

Promethea Moth

A large silk moth with strong sexual dimorphism. Males are dark with tan margins while females are reddish-brown with lighter markings.

💡

Did You Know?

Males fly during the afternoon which is unusual for silk moths and they are sometimes mistaken for dark-colored swallowtail butterflies.