Sweat Fly vs Femme Fatale Firefly
Side-by-side species comparison
| Attribute | Sweat Fly | Femme Fatale Firefly |
|---|---|---|
| Scientific Name | Hydrotaea irritans | Photuris versicolor |
| Order | Diptera | Coleoptera |
| Family | Muscidae | Lampyridae |
| Size | 5-7 mm | 11-15 mm |
| Habitat | Farmland | Farmland |
| Diet | Dung Feeders | Predators |
| Regions | Europe, North America | North America |
| 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.
Femme Fatale Firefly
A predatory firefly that mimics the flash patterns of other species to lure males as prey. Females are aggressive hunters that consume other fireflies.
Did You Know?
Females mimic the flash responses of Photinus females to attract and devour Photinus males, stealing their defensive chemicals in the process.