Lesser Noctule vs Narrow-Cheeked Clusterfly

Nyctalus leisleri compared with Pollenia angustigena

Key Differences

• Lesser Noctule is Endangered while Narrow-Cheeked Clusterfly is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Narrow-Cheeked Clusterfly
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Diptera (Diptera)
Family	Vespertilionidae	Polleniidae
Genus	Nyctalus	Pollenia
Species	Nyctalus leisleri	Pollenia angustigena

Evolutionary Relationship

Lesser Noctule and Narrow-Cheeked Clusterfly share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Lesser Noctule

EN — Endangered

Narrow-Cheeked Clusterfly

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Narrow-Cheeked Clusterfly
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Narrow-Cheeked Clusterfly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden