Lesser Noctule vs Mayr's Swiftlet

Nyctalus leisleri compared with Aerodramus orientalis

Key Differences

• Lesser Noctule is Endangered while Mayr's Swiftlet is Data Deficient.

Taxonomic Classification

Rank	Lesser Noctule	Mayr's Swiftlet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Apodiformes (Apodiformes)
Family	Vespertilionidae	Apodidae
Genus	Nyctalus	Aerodramus
Species	Nyctalus leisleri	Aerodramus orientalis

Evolutionary Relationship

Lesser Noctule and Mayr's Swiftlet share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Noctule

EN — Endangered

Mayr's Swiftlet

DD — Data Deficient

Physical Characteristics

Attribute	Lesser Noctule	Mayr's Swiftlet
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.

Mayr's Swiftlet

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.