Large Case Moth vs Gypsy Moth Tachinid

Side-by-side species comparison

Attribute Large Case Moth Gypsy Moth Tachinid
Scientific Name Metura elongatus Compsilura concinnata
Order Lepidoptera Diptera
Family Psychidae Tachinidae
Size Case up to 15 cm long; male moth 2-3 cm wingspan 7-10 mm
Habitat Woodlands Woodlands
Diet Herbivores Parasites
Regions Australia Europe, North America, Asia
Conservation Least Concern Least Concern

Large Case Moth

A bagworm moth whose larva builds a distinctive silk case covered in sticks and leaves. The wingless female never leaves her case, while males are small dark moths.

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Did You Know?

The wingless, legless adult female lives and dies inside her larval case after mating.

Gypsy Moth Tachinid

A parasitic fly introduced to North America from Europe to control gypsy moths. It has an extremely broad host range attacking over 200 insect species.

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Did You Know?

Its introduction to North America is now considered a mistake because it devastated native silk moth populations.