Lesser House Fly vs Slender Robber Fly
Side-by-side species comparison
| Attribute | Lesser House Fly | Slender Robber Fly |
|---|---|---|
| Scientific Name | Fannia canicularis | Leptogaster cylindrica |
| Order | Diptera | Diptera |
| Family | Fanniidae | Asilidae |
| Size | 5-7 mm | 8-12 mm |
| Habitat | Indoors | Meadows |
| Diet | Scavengers | Predators |
| Regions | Worldwide | Europe, Western Asia |
| Conservation | Least Concern | Least Concern |
Lesser House Fly
A small greyish fly often seen flying in circles beneath ceiling lights indoors. It breeds in decaying organic matter and is a secondary forensic indicator.
Did You Know?
Males are well known for hovering in a fixed triangular flight pattern beneath indoor light fixtures.
Slender Robber Fly
A delicate, narrow-bodied robber fly with an extremely slender abdomen. It hunts small insects among tall grass stems.
Did You Know?
Its thread-like abdomen makes it almost invisible when resting on grass stems.