Sweat Fly vs Deer Bot Fly
Side-by-side species comparison
| Attribute | Sweat Fly | Deer Bot Fly |
|---|---|---|
| Scientific Name | Hydrotaea irritans | Cephenemyia stimulator |
| Order | Diptera | Diptera |
| Family | Muscidae | Oestridae |
| Size | 5-7 mm | 12-15 mm |
| Habitat | Farmland | Woodlands |
| Diet | Dung Feeders | Parasites |
| Regions | Europe, North America | Europe |
| Conservation | Least Concern | Least Concern |
Sweat Fly
A small dark fly attracted to perspiration on humans and livestock. It forms dense head-circling swarms in summer that can be extremely annoying.
Did You Know?
Swarms of these flies can reduce cattle weight gain by causing constant head-tossing behavior.
Deer Bot Fly
A parasitic fly that deposits larvae in the nostrils of roe deer. The larvae develop in the pharyngeal region before being sneezed out.
Did You Know?
Once erroneously claimed to fly at over 1,300 km/h, making it a famous example of scientific exaggeration.