Anthracite Bee-fly vs Ray's Knotgrass

Anthrax anthrax compared with Polygonum oxyspermum

Key Differences

• Anthracite Bee-fly is Least Concern while Ray's Knotgrass is Endangered.

Taxonomic Classification

Rank	Anthracite Bee-fly	Ray's Knotgrass
Kingdom	Animalia (животные)	Plantae (растения)
Phylum	Arthropoda (членистоногие)	Magnoliophyta (магнолиофиты)
Class	Insecta (насекомые)	Magnoliopsida (Dicots)
Order	Diptera (двукрылые)	Caryophyllales (гвоздичноцветные)
Family	Bombyliidae	Polygonaceae
Genus	Anthrax	Polygonum
Species	Anthrax anthrax	Polygonum oxyspermum

Conservation Status

Anthracite Bee-fly

LC — Least Concern

Ray's Knotgrass

EN — Endangered

Physical Characteristics

Attribute	Anthracite Bee-fly	Ray's Knotgrass
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Anthracite Bee-fly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Portugal, and Sweden.

Ray's Knotgrass

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

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

Anthracite Bee-fly

The Anthracite Bee-fly (Anthrax anthrax) is a species in the genus Anthrax. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden