Broad Bean Weevil vs Oregon Oak Gall Wasp

Side-by-side species comparison

Attribute Broad Bean Weevil Oregon Oak Gall Wasp
Scientific Name Bruchus rufimanus Besbicus mirabilis
Order Coleoptera Hymenoptera
Family Chrysomelidae Cynipidae
Size 4-5 mm 2–3 mm
Habitat Grasslands Grasslands
Diet Seed Feeders Gall Makers
Regions Europe, Mediterranean, Western Asia Western North America
Conservation Least Concern Not Evaluated

Broad Bean Weevil

A compact, dark beetle with grayish pubescence and reddish-brown antennae bases. It is a significant pest of faba beans across Europe and the Mediterranean.

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Did You Know?

Adults emerge from stored seeds through a perfectly circular exit hole, leaving distinctive windows in the seed coat.

Oregon Oak Gall Wasp

A gall wasp that induces conspicuous galls on Oregon white oak in western North America. Galls form on leaf veins and can be quite abundant.

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Did You Know?

Native Americans used some oak galls medicinally as an astringent to treat mouth sores and skin wounds.