Cabbage Looper vs Rough-Skinned Diving Beetle

Side-by-side species comparison

Attribute Cabbage Looper Rough-Skinned Diving Beetle
Scientific Name Trichoplusia ni Dytiscus lapponicus
Order Lepidoptera Coleoptera
Family Noctuidae Dytiscidae
Size 33-38 mm wingspan 24-30 mm
Habitat Farmland Mountains
Diet Omnivores Omnivores
Regions North America, Europe, Asia Northern Europe, Northern Asia
Conservation Not Evaluated Least Concern

Cabbage Looper

A pale green caterpillar that moves in a distinctive looping motion and feeds on brassica crops. The adult moth has a silvery figure-eight marking on each forewing.

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Did You Know?

It was the first insect to develop resistance to the biological insecticide Bacillus thuringiensis in greenhouse settings.

Rough-Skinned Diving Beetle

A large diving beetle of northern and alpine regions across Europe and Asia. Both sexes have finely sculptured elytra, distinguishing it from the great diving beetle.

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Did You Know?

It is one of the few large predatory beetles adapted to survive the extreme cold of subarctic lakes.