Corsican Swallowtail vs Brushleg Mayfly
Side-by-side species comparison
| Attribute | Corsican Swallowtail | Brushleg Mayfly |
|---|---|---|
| Scientific Name | Papilio hospiton | Isonychia bicolor |
| Order | Lepidoptera | Ephemeroptera |
| Family | Papilionidae | Isonychiidae |
| Size | 68-76 mm wingspan | 12-18 mm |
| Habitat | Mountains | Rivers & Streams |
| Diet | Omnivores | Omnivores |
| Regions | Corsica (France) and Sardinia (Italy) | North America |
| Conservation | Near Threatened | Least Concern |
Corsican Swallowtail
A large swallowtail endemic to the Mediterranean islands of Corsica and Sardinia with heavily patterned black and yellow wings. It is one of Europe's most threatened butterflies.
Did You Know?
It can hybridize with the common swallowtail where their ranges overlap, producing fertile hybrid offspring.
Brushleg Mayfly
A large, fast-swimming mayfly with forelegs fringed with bristles for filter feeding. Nymphs inhabit swift riffles of large streams and rivers.
Did You Know?
Unlike most mayflies, nymphs crawl out of water onto rocks to emerge as adults rather than hatching at the surface.