Eastern Tent Caterpillar Moth vs Silver-washed Fritillary

Side-by-side species comparison

Attribute Eastern Tent Caterpillar Moth Silver-washed Fritillary
Scientific Name Malacosoma americanum Argynnis paphia
Order Lepidoptera Lepidoptera
Family Lasiocampidae Nymphalidae
Size 25–38 mm wingspan 54-70 mm wingspan
Habitat Grasslands Woodlands
Diet Herbivores Nectar Feeders
Regions Eastern North America Europe, Asia
Conservation Not Evaluated Least Concern

Eastern Tent Caterpillar Moth

A common moth whose caterpillars build conspicuous silk tents in the forks of cherry and apple trees. Colonies cooperate to build and expand their communal shelter.

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Did You Know?

Caterpillars lay silk trail pheromones to guide nestmates to the best feeding sites on the tree.

Silver-washed Fritillary

A large, fast-flying butterfly with bright orange upperwings marked with black spots and streaks. The hindwing underside has distinctive silvery-green washed streaks.

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Did You Know?

Males perform a spectacular aerial courtship display, flying loops underneath the female while releasing pheromones from specialized wing scales.