Black-Based Cluster Fly vs Lesser Noctule

Pollenia labialis compared with Nyctalus leisleri

Key Differences

• Black-Based Cluster Fly is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Black-Based Cluster 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	Polleniidae	Vespertilionidae
Genus	Pollenia	Nyctalus
Species	Pollenia labialis	Nyctalus leisleri

Evolutionary Relationship

Black-Based Cluster Fly and Lesser Noctule share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black-Based Cluster Fly

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Black-Based Cluster Fly	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-Based Cluster Fly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, and 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.

Black-Based Cluster Fly

The Black-Based Cluster Fly (Pollenia labialis) is a species in the genus Pollenia. 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 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden