Giant Silk Moth vs Codling Moth

Side-by-side species comparison

Attribute Giant Silk Moth Codling Moth
Scientific Name Hyalophora euryalus Cydia pomonella
Order Lepidoptera Lepidoptera
Family Saturniidae Tortricidae
Size 90-130 mm 14-22 mm wingspan
Habitat Farmland Orchards
Diet Omnivores Fruit Feeders
Regions Western North America, from British Columbia to Baja California Worldwide (cosmopolitan)
Conservation Least Concern Least Concern

Giant Silk Moth

A large western North American silk moth with reddish-brown wings featuring bold white crescent markings and a red-and-white banded body. It is the Pacific coast counterpart of the cecropia moth.

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Did You Know?

Hyalophora euryalus can hybridize with the cecropia moth where their ranges overlap, producing fertile offspring in a zone of intergradation.

Codling Moth

A small grey-brown moth whose larvae are the proverbial worm in the apple. It is the most economically important pest of apples worldwide.

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Did You Know?

It was one of the first insects to develop resistance to DDT in the 1940s.