False stable fly vs Lesser Noctule

Muscina stabulans compared with Nyctalus leisleri

Key Differences

• False stable fly is Not Evaluated while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	False stable fly	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Diptera (Diptera)	Chiroptera (Bats)
Family	Muscidae	Vespertilionidae
Genus	Muscina	Nyctalus
Species	Muscina stabulans	Nyctalus leisleri

Evolutionary Relationship

False stable fly and Lesser Noctule share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

False stable fly

NE — Not Evaluated

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	False stable fly	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

False stable fly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (Costa Rica, United States).

Lesser Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden