Large-headed Resin Bee vs Black Horntail
Side-by-side species comparison
| Attribute | Large-headed Resin Bee | Black Horntail |
|---|---|---|
| Scientific Name | Heriades truncorum | Xeris spectrum |
| Order | Hymenoptera | Hymenoptera |
| Family | Megachilidae | Siricidae |
| Size | 6-8 mm | 15–32 mm |
| Habitat | Orchards | Forests |
| Diet | Nectar Feeders | Wood Feeders |
| Regions | Europe, Western Asia | Europe, North America, Asia |
| 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.
Black Horntail
A slender black horntail wasp that breeds in dead conifer wood across the Northern Hemisphere. It is frequently found in fire-damaged forests.
Did You Know?
It is typically one of the first wood-boring insects to colonize trees killed by forest fires.