Horn Fly vs Small-headed Fly
Side-by-side species comparison
| Attribute | Horn Fly | Small-headed Fly |
|---|---|---|
| Scientific Name | Haematobia irritans | Ogcodes pallidipennis |
| Order | Diptera | Diptera |
| Family | Muscidae | Acroceridae |
| Size | 3-5 mm | 4-8 mm |
| Habitat | Farmland | Grasslands |
| Diet | Blood Feeders | Parasitoids |
| Regions | Worldwide | Europe |
| Conservation | Least Concern | Least Concern |
Horn Fly
A small blood-feeding fly that spends almost its entire life on cattle. It clusters at the base of horns and along the back and belly.
Did You Know?
Each fly feeds up to 40 times daily, and infestations of thousands per animal cause severe weight loss.
Small-headed Fly
A round-bodied fly with a tiny head whose larva parasitizes spiders from the inside.
Did You Know?
The first-instar larva attaches to a passing spider and burrows inside to feed.