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🐝 Ants, Bees & Wasps

Alfalfa Caterpillar Parasite

Cotesia medicaginis

About

A small braconid wasp that parasitizes alfalfa butterfly caterpillars in agricultural fields. Larvae spin white cocoons after emerging from the host.

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Did You Know?

It can reduce alfalfa caterpillar populations by over 50% in some fields without any pesticide use.