Lesser Noctule vs Pale-faced Bare-eye

Nyctalus leisleri compared with Phlegopsis borbae

Key Differences

• Lesser Noctule is Endangered while Pale-faced Bare-eye is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Pale-faced Bare-eye
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Vespertilionidae	Thamnophilidae
Genus	Nyctalus	Phlegopsis
Species	Nyctalus leisleri	Phlegopsis borbae

Evolutionary Relationship

Lesser Noctule and Pale-faced Bare-eye share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Noctule

EN — Endangered

Pale-faced Bare-eye

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Pale-faced Bare-eye
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.

Pale-faced Bare-eye

Habitat

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

Range

Found in Norway.