Small Tortoiseshell vs Bald-faced Hornet

Side-by-side species comparison

Attribute Small Tortoiseshell Bald-faced Hornet
Scientific Name Aglais urticae Dolichovespula maculata
Order Lepidoptera Hymenoptera
Family Nymphalidae Vespidae
Size Wingspan 45-55mm 15-20 mm
Habitat Woodlands Woodlands
Diet Herbivores Fruit Feeders
Regions Europe, Asia North America
Conservation Least Concern Least Concern

Small Tortoiseshell

A familiar orange butterfly with black and yellow markings and a row of blue crescents along the wing margins. It hibernates in buildings over winter.

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Did You Know?

Adults hibernate in attics and sheds and can survive freezing temperatures by producing glycerol as natural antifreeze.

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.

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Did You Know?

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