Japanese Spicebush Swallowtail vs Asian Comma Butterfly

Side-by-side species comparison

Attribute Japanese Spicebush Swallowtail Asian Comma Butterfly
Scientific Name Papilio protenor Polygonia c-aureum
Order Lepidoptera Lepidoptera
Family Papilionidae Nymphalidae
Size 80-120 mm wingspan 45-55 mm wingspan
Habitat Gardens Farmland
Diet Nectar Feeders Herbivores
Regions East Asia, Japan/Korea East Asia, Japan/Korea
Conservation Least Concern Least Concern

Japanese Spicebush Swallowtail

A striking all-black swallowtail known as 'kuro-ageha' in Japanese. The hindwings have subtle red and blue markings. Common in wooded areas and gardens across Japan and Korea.

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Did You Know?

The caterpillars of this species have a remarkable snake-mimicry defense, with large eyespots on their thorax that resemble a snake's head.

Asian Comma Butterfly

Known as 'ki-tataha' in Japanese, this butterfly has distinctively jagged wing edges that provide excellent camouflage among dead leaves. A white or silver comma mark on the hindwing underside gives it its name.

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Did You Know?

When this butterfly closes its wings, it looks exactly like a dead leaf, providing near-perfect camouflage against predators.