Swallow Louse Fly vs Hairy Sexton Rove Beetle
Side-by-side species comparison
| Attribute | Swallow Louse Fly | Hairy Sexton Rove Beetle |
|---|---|---|
| Scientific Name | Ornithomya avicularia | Velleius dilatatus |
| Order | Diptera | Coleoptera |
| Family | Hippoboscidae | Staphylinidae |
| Size | 5-7 mm | 15-24 mm |
| Habitat | Woodlands | Woodlands |
| Diet | Blood Feeders | Predators |
| Regions | Europe, Asia | Europe |
| Conservation | Least Concern | Least Concern |
Swallow Louse Fly
A flattened, brownish winged louse fly that parasitizes a wide range of bird species. It moves rapidly through feathers using its laterally compressed body and strong tarsal claws.
Did You Know?
It can parasitize over 30 different bird species, making it one of the most host-generalist hippoboscid flies.
Hairy Sexton Rove Beetle
A large, broad rove beetle with flattened expanded elytra, uniquely associated with European hornet nests. It is one of the few rove beetles that lives as an inquiline in social wasp colonies.
Did You Know?
This beetle has evolved tolerance to hornet stings and can live unharmed in active hornet nests that would be lethal to most other insects.