Common Windmill vs Appalachian Springfly
Side-by-side species comparison
| Attribute | Common Windmill | Appalachian Springfly |
|---|---|---|
| Scientific Name | Byasa polyeuctes | Remenus bilobatus |
| Order | Lepidoptera | Plecoptera |
| Family | Papilionidae | Perlodidae |
| Size | Wingspan 80-100 mm | 8-12 mm |
| Habitat | Rivers & Streams | Rivers & Streams |
| Diet | Nectar Feeders | Predators |
| Regions | China, India, Nepal, Myanmar | North America |
| Conservation | Least Concern | Vulnerable |
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.
Appalachian Springfly
A rare springfly restricted to a few clean Appalachian headwater streams. Nymphs are predatory on small invertebrates among gravel substrates.
Did You Know?
Its extremely limited range makes it one of the rarest stonefly species in North America.