Eri Silk Moth vs Golden Birdwing

Side-by-side species comparison

Attribute Eri Silk Moth Golden Birdwing
Scientific Name Samia ricini Troides aeacus
Order Lepidoptera Lepidoptera
Family Saturniidae Papilionidae
Size Wingspan 100-130 mm 140-170 mm wingspan
Habitat Farmland Mountains
Diet Herbivores Nectar Feeders
Regions India (Assam), China, Japan, Southeast Asia South and Southeast Asia, southern China
Conservation Not Evaluated Least Concern; listed on CITES Appendix II

Eri Silk Moth

A large domesticated silk moth with chocolate-brown wings bearing crescent-shaped eyespots. It produces a durable white silk harvested without killing the pupa.

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Did You Know?

It is the only fully domesticated silk moth whose silk can be harvested without killing the pupa inside the cocoon.

Golden Birdwing

A large birdwing butterfly with velvety black forewings and brilliant golden-yellow hindwings. It is found across a wide range of Asian habitats from India to China.

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Did You Know?

Like all birdwings, it is protected under international trade law, and collecting wild specimens is illegal in most countries.