Ilia Underwing vs Bald-faced Hornet

Side-by-side species comparison

Attribute Ilia Underwing Bald-faced Hornet
Scientific Name Catocala ilia Dolichovespula maculata
Order Lepidoptera Hymenoptera
Family Erebidae Vespidae
Size 70-95 mm wingspan 15-20 mm
Habitat Woodlands Woodlands
Diet Predators Fruit Feeders
Regions Eastern North America from southern Canada to the Gulf states North America
Conservation Least Concern Least Concern

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.

Bald-faced Hornet

A large black and white social wasp that builds impressive football-sized paper nests in trees and on buildings. Despite its name, it is not a true hornet but a yellowjacket relative.

💡

Did You Know?

Bald-faced hornets can squirt venom from their stinger into the eyes of nest intruders, causing temporary blindness and intense pain.