Greenhead Horse Fly vs Northern Rat Flea
Side-by-side species comparison
| Attribute | Greenhead Horse Fly | Northern Rat Flea |
|---|---|---|
| Scientific Name | Tabanus nigrovittatus | Nosopsyllus fasciatus |
| Order | Diptera | Siphonaptera |
| Family | Tabanidae | Ceratophyllidae |
| Size | 12-15 mm | 2-3 mm |
| Habitat | Beaches & Coastal | Woodlands |
| Diet | Blood Feeders | Blood Feeders |
| Regions | Eastern North America | Europe, North America, Asia |
| Conservation | Least Concern | Least Concern |
Greenhead Horse Fly
A coastal salt marsh horse fly with bright green eyes. It is the most abundant biting fly along the Atlantic coast of North America.
Did You Know?
Greenheads are so abundant in some coastal areas that they limit beach recreation in summer.
Northern Rat Flea
A flea of the Norway rat found in temperate climates, capable of transmitting murine typhus. It has a distinctive pronotal comb of spines.
Did You Know?
This flea thrives in the cool conditions of sewers and basements, making it a persistent pest in urban rat populations.