Common Rose Swallowtail vs Japanese Horntail
Side-by-side species comparison
| Attribute | Common Rose Swallowtail | Japanese Horntail |
|---|---|---|
| Scientific Name | Pachliopta aristolochiae | Eriotremex formosanus |
| Order | Lepidoptera | Hymenoptera |
| Family | Papilionidae | Siricidae |
| Size | Wingspan 80-110 mm | 20-35 mm |
| Habitat | Woodlands | Woodlands |
| Diet | Nectar Feeders | Wood Feeders |
| Regions | India, Sri Lanka, China, Southeast Asia | East Asia, Taiwan, introduced to southeastern United States |
| Conservation | Least Concern | Least Concern |
Common Rose Swallowtail
A striking black and crimson swallowtail butterfly common across South and Southeast Asia. Its body contains toxins sequestered from Aristolochia host plants.
Did You Know?
Several non-toxic butterfly species mimic its bold red and black warning colors to avoid predators.
Japanese Horntail
A large wood wasp with a robust reddish-brown body and dark wings. Native to East Asia, it attacks stressed and recently felled hardwood trees.
Did You Know?
This species was first detected in North America in 1974 and is one of the few tropical siricid wood wasps to establish invasive populations.