Black Swallowtail vs Polyphemus Moth

Side-by-side species comparison

Attribute Black Swallowtail Polyphemus Moth
Scientific Name Papilio polyxenes Antheraea polyphemus
Order Lepidoptera Lepidoptera
Family Papilionidae Saturniidae
Size 69-84 mm wingspan Wingspan 100-150mm
Habitat Gardens Woodlands
Diet Nectar Feeders Herbivores
Regions North America North America
Conservation Least Concern Least Concern

Black Swallowtail

Black butterfly with yellow spot bands and blue hindwing patches; orange and black eyespot on each hindwing. Common in gardens across eastern North America.

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Did You Know?

Caterpillars extend a foul-smelling orange forked organ called an osmeterium when threatened.

Polyphemus Moth

A large tan moth with prominent purple-ringed eyespots on its hindwings. It is named after the cyclops Polyphemus from Greek mythology.

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Did You Know?

A single caterpillar can eat 86000 times its weight in food in the two months before it pupates.