Oak Bark Borer vs Western Corn Rootworm

Side-by-side species comparison

Attribute Oak Bark Borer Western Corn Rootworm
Scientific Name Scolytus intricatus Diabrotica virgifera
Order Coleoptera Coleoptera
Family Curculionidae (Scolytinae) Chrysomelidae
Size 2.5–3.5 mm 5-7 mm
Habitat Woodlands Farmland
Diet Wood Feeders Root Feeders
Regions Europe, North Africa, Western Asia North America, Europe
Conservation Not Evaluated Not Evaluated

Oak Bark Borer

A small bark beetle that attacks oaks across Europe. It breeds in weakened or recently dead branches and trunks.

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Did You Know?

It is one of the few Scolytus species that specializes exclusively on oak rather than elm.

Western Corn Rootworm

One of the most economically damaging corn pests in North America. Larvae feed on corn roots, causing plants to lodge and reducing yields.

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Did You Know?

This beetle costs U.S. farmers over one billion dollars annually in crop losses and control expenses.