Large-headed Resin Bee vs Oregon Oak Gall Wasp
Side-by-side species comparison
| Attribute | Large-headed Resin Bee | Oregon Oak Gall Wasp |
|---|---|---|
| Scientific Name | Heriades truncorum | Besbicus mirabilis |
| Order | Hymenoptera | Hymenoptera |
| Family | Megachilidae | Cynipidae |
| Size | 6-8 mm | 2–3 mm |
| Habitat | Orchards | Grasslands |
| Diet | Nectar Feeders | Gall Makers |
| Regions | Europe, Western Asia | Western North America |
| Conservation | Least Concern | Not Evaluated |
Large-headed Resin Bee
A tiny black resin bee with a disproportionately large head that nests in beetle holes and hollow stems. It uses plant resin to construct partitions between brood cells.
Did You Know?
Its oversized head allows it to perfectly plug the entrance of its narrow nest cavity like a living door.
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.
Did You Know?
Native Americans used some oak galls medicinally as an astringent to treat mouth sores and skin wounds.