Horntail Wasp vs European Corn Borer Egg Parasitoid

Side-by-side species comparison

Attribute Horntail Wasp European Corn Borer Egg Parasitoid
Scientific Name Urocerus gigas Trichogramma ostriniae
Order Hymenoptera Hymenoptera
Family Siricidae Trichogrammatidae
Size 25-40 mm 0.3-0.5 mm
Habitat Forests Farmland
Diet Fungus Feeders Herbivores
Regions Europe, Asia Asia, North America
Conservation Least Concern Least Concern

Horntail Wasp

A large wood wasp that injects symbiotic fungus into trees along with its eggs.

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Did You Know?

The injected fungus softens the wood to make it digestible for the larvae.

European Corn Borer Egg Parasitoid

A tiny egg parasitoid wasp native to Asia and introduced to North America for corn borer control. It searches corn leaves methodically for host eggs.

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Did You Know?

It preferentially attacks the European corn borer over most other moth species, making it highly targeted.