Western Corn Rootworm vs Helena Olive Wireworm Beetle
Side-by-side species comparison
| Attribute | Western Corn Rootworm | Helena Olive Wireworm Beetle |
|---|---|---|
| Scientific Name | Diabrotica virgifera | Tarphius wollastoni |
| Order | Coleoptera | Coleoptera |
| Family | Chrysomelidae | Zopheridae |
| Size | 5-7 mm | 0.3-0.6 cm |
| Habitat | Farmland | Forests |
| Diet | Root Feeders | Fungus Feeders |
| Regions | North America, Europe | St. Helena |
| Conservation | Not Evaluated | Critically Endangered |
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.
Did You Know?
This beetle costs U.S. farmers over one billion dollars annually in crop losses and control expenses.
Helena Olive Wireworm Beetle
A small beetle endemic to St. Helena in the South Atlantic. It is associated with decaying endemic gumwood trees.
Did You Know?
St. Helena's native gumwood forests have been reduced to a few tiny remnant patches since colonization.