Corn Earworm Egg Parasitoid vs Ensign Wasp

Side-by-side species comparison

Attribute Corn Earworm Egg Parasitoid Ensign Wasp
Scientific Name Trichogramma pretiosum Evania appendigaster
Order Hymenoptera Hymenoptera
Family Trichogrammatidae Evaniidae
Size 0.3-0.5 mm 5-7 mm
Habitat Farmland Woodlands
Diet Parasitoids Parasitoids
Regions North America, South America Africa, Asia, North America, South America
Conservation Least Concern Least Concern

Corn Earworm Egg Parasitoid

A microscopic egg parasitoid wasp used extensively against cotton bollworm and corn earworm. It is the most commercially produced beneficial insect in the Americas.

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Did You Know?

Millions of these wasps are released per hectare in a single application for pest control.

Ensign Wasp

A parasitoid wasp that targets cockroach egg cases and helps control pest populations.

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Did You Know?

It bobs its flag-like abdomen up and down as it walks, resembling a tiny flag bearer.