Autumnal Moth vs Speckled Emperor Moth

Side-by-side species comparison

Attribute Autumnal Moth Speckled Emperor Moth
Scientific Name Epirrita autumnata Gynanisa maja
Order Lepidoptera Lepidoptera
Family Geometridae Saturniidae
Size 28-35 mm wingspan 90-120 mm wingspan
Habitat Forests Grasslands
Diet Herbivores Omnivores
Regions Scandinavia, Finland, northern Russia, subarctic Siberia Southern Africa, East Africa
Conservation Least Concern Least Concern

Autumnal Moth

A grayish-brown moth with faint wavy crosslines on the forewings. It flies in autumn in subarctic birch forests. Periodic outbreaks of its larvae can completely defoliate vast areas of mountain birch forest.

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Did You Know?

Outbreaks of this moth in Scandinavian birch forests occur roughly every 10 years and can kill entire mountain birch forests across thousands of hectares.

Speckled Emperor Moth

A large earth-toned emperor moth with speckled brown and grey wings bearing clear eyespots. It is a common moth in southern African bushveld.

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Did You Know?

The caterpillars are edible and are harvested alongside mopane worms as a traditional food source in rural areas.