Downland Horsefly vs Plain-eyed Grey Horsefly

Tabanus glaucopis compared with Tabanus cordiger

Key Differences

• Downland Horsefly is Endangered while Plain-eyed Grey Horsefly is Least Concern.

Taxonomic Classification

Rank	Downland Horsefly	Plain-eyed Grey Horsefly
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Arthropoda (Gliederfüßer)	Arthropoda (Gliederfüßer)
Class same	Insecta (Insekten)	Insecta (Insekten)
Order same	Diptera (Zweiflügler)	Diptera (Zweiflügler)
Family same	Tabanidae	Tabanidae
Genus same	Tabanus	Tabanus
Species	Tabanus glaucopis	Tabanus cordiger

Evolutionary Relationship

Downland Horsefly and Plain-eyed Grey Horsefly share a common ancestor at the Genus level: Tabanus.

Conservation Status

Downland Horsefly

EN — Endangered

Plain-eyed Grey Horsefly

LC — Least Concern

Physical Characteristics

Attribute	Downland Horsefly	Plain-eyed Grey Horsefly
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Downland Horsefly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Norway and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Plain-eyed Grey Horsefly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Norway, and Sweden.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden