Ilia Underwing vs Rothschild's Silkmoth
Side-by-side species comparison
| Attribute | Ilia Underwing | Rothschild's Silkmoth |
|---|---|---|
| Scientific Name | Catocala ilia | Rothschildia jacobaeae |
| Order | Lepidoptera | Lepidoptera |
| Family | Erebidae | Saturniidae |
| Size | 70-95 mm wingspan | 100-150 mm wingspan |
| Habitat | Woodlands | Heathland |
| Diet | Predators | Herbivores |
| Regions | Eastern North America from southern Canada to the Gulf states | Brazil, Argentina, Paraguay, Uruguay |
| Conservation | Least Concern | Not Evaluated |
Ilia Underwing
A large moth with bark-patterned gray forewings that conceal bright reddish-orange and black hindwings. When startled, it flashes its colorful hindwings to confuse predators.
Did You Know?
It rests head-down on tree trunks during the day, where its cryptic forewings blend perfectly with oak bark.
Rothschild's Silkmoth
A large silkmoth with reddish-brown wings featuring bold triangular translucent patches. Each wing also bears a crescent-shaped eyespot.
Did You Know?
The clear windows in its wings are completely scaleless, which is unusual since moth wings are normally covered in thousands of scales.