Common Windmill vs Sweetheart Underwing
Side-by-side species comparison
| Attribute | Common Windmill | Sweetheart Underwing |
|---|---|---|
| Scientific Name | Byasa polyeuctes | Catocala amatrix |
| Order | Lepidoptera | Lepidoptera |
| Family | Papilionidae | Erebidae |
| Size | Wingspan 80-100 mm | 75-95 mm wingspan |
| Habitat | Rivers & Streams | Woodlands |
| Diet | Nectar Feeders | Sap Feeders |
| Regions | China, India, Nepal, Myanmar | Eastern North America from southern Canada to the southern United States |
| Conservation | Least Concern | Least Concern |
Common Windmill
A black swallowtail with red body spots and white-patched hindwings that flutter in a distinctive windmill pattern. It flies slowly and confidently due to its toxicity.
Did You Know?
Its slow, meandering flight advertises its toxic body chemistry to potential predators.
Sweetheart Underwing
A large underwing moth with mottled gray-brown forewings and rosy-pink hindwings crossed by black bands. It is one of the most attractive members of the underwing genus.
Did You Know?
Its scientific name amatrix means 'sweetheart' in Latin, referring to the rosy-pink color of its hidden hindwings.