Pyrenean Ground Beetle vs Throat Bot Fly of Horses
Side-by-side species comparison
| Attribute | Pyrenean Ground Beetle | Throat Bot Fly of Horses |
|---|---|---|
| Scientific Name | Nebria lafresnayei | Gasterophilus nasalis |
| Order | Coleoptera | Diptera |
| Family | Carabidae | Oestridae |
| Size | 10-14 mm | 11-15 mm |
| Habitat | Mountains | Farmland |
| Diet | Omnivores | Omnivores |
| Regions | Pyrenees, France, Spain | Worldwide wherever horses are kept |
| Conservation | Near Threatened | Least Concern |
Pyrenean Ground Beetle
An endemic ground beetle restricted to high elevations in the Pyrenees. It inhabits cold, damp scree slopes and glacier remnants.
Did You Know?
Genetic studies show it has been isolated in the Pyrenees since the last ice age.
Throat Bot Fly of Horses
A yellowish-brown bot fly that lays eggs under the jaw of horses. Larvae migrate to the area between the teeth and gums before traveling to the pyloric region of the stomach and duodenum. It is one of the most common horse bot flies worldwide.
Did You Know?
Unlike other horse bots, this species' larvae prefer the duodenum over the stomach, a unique niche among Gasterophilus species.