Siam Crown Moth vs Giant Swallowtail

Side-by-side species comparison

Attribute Siam Crown Moth Giant Swallowtail
Scientific Name Attacus taprobanis Papilio cresphontes
Order Lepidoptera Lepidoptera
Family Saturniidae Papilionidae
Size 150-220 mm wingspan 100-160 mm wingspan
Habitat Forests Woodlands
Diet Herbivores Nectar Feeders
Regions Southeast Asia (Myanmar, Thailand) and South Asia (Sri Lanka, India) North America, Central America
Conservation Least Concern Least Concern

Siam Crown Moth

A large silk moth closely related to the Atlas moth with warm cinnamon-brown wings and distinctive angular wing tips. The wing pattern features complex marbling and translucent triangular windows.

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Did You Know?

The translucent wing windows are thought to help confuse predators by allowing the background to show through, breaking up the moth's silhouette.

Giant Swallowtail

The largest butterfly in North America with dark brown wings crossed by yellow bands. Larvae resemble bird droppings for camouflage.

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Did You Know?

Its caterpillars are called Orange Dogs because they can be pests in citrus orchards.