Four-toothed Mason Wasp vs Progressive Bee Fly
Side-by-side species comparison
| Attribute | Four-toothed Mason Wasp | Progressive Bee Fly |
|---|---|---|
| Scientific Name | Monobia quadridens | Exoprosopa fasciata |
| Order | Hymenoptera | Diptera |
| Family | Vespidae | Bombyliidae |
| Size | 16-19 mm | 10-16 mm |
| Habitat | Woodlands | Deserts & Drylands |
| Diet | Nectar Feeders | Nectar Feeders |
| Regions | Eastern North America | Africa, Asia |
| Conservation | Least Concern | Least Concern |
Four-toothed Mason Wasp
A solitary black and white mason wasp that nests in hollow stems and old carpenter bee tunnels. It provisions cells with paralyzed moth caterpillars.
Did You Know?
It divides its nest tunnel into multiple cells using mud partitions, each containing one egg.
Progressive Bee Fly
A large bee fly with boldly banded wings in dark brown and clear patterns. It is a fast and agile flyer, frequently hovering at flowers in arid landscapes.
Did You Know?
Its boldly patterned wings may serve as camouflage when resting on dappled ground in arid habitats.