Japanese Bagworm Moth vs Common Nawab

Side-by-side species comparison

Attribute Japanese Bagworm Moth Common Nawab
Scientific Name Eumeta variegata Polyura athamas
Order Lepidoptera Lepidoptera
Family Psychidae Nymphalidae
Size 25-45 mm (case length) Wingspan 70-90mm
Habitat Underground Forests
Diet Herbivores Herbivores
Regions East Asia, Japan/Korea Asia
Conservation Least Concern Least Concern

Japanese Bagworm Moth

Known as 'minomushi' in Japanese, the caterpillar builds a distinctive portable case from silk, twigs, and leaves. Adult females are wingless and never leave their cases. A common sight on Japanese trees.

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Did You Know?

Bagworm cases inspired the traditional Japanese rain cloak called 'mino,' and the word 'minomushi' literally means 'straw-raincoat insect.'

Common Nawab

A large butterfly with pale green-white wings edged in black with two prominent hindwing tails. It has a powerful fast flight and is rarely seen feeding on flowers.

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Did You Know?

Instead of flowers it feeds on rotting fruit, tree sap, and animal dung using its proboscis to probe wet surfaces.