Lesser Noctule vs Yellow-bellied Gerygone

Nyctalus leisleri compared with Gerygone chrysogaster

Key Differences

• Lesser Noctule is Endangered while Yellow-bellied Gerygone is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Yellow-bellied Gerygone
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Vespertilionidae	Acanthizidae
Genus	Nyctalus	Gerygone
Species	Nyctalus leisleri	Gerygone chrysogaster

Evolutionary Relationship

Lesser Noctule and Yellow-bellied Gerygone share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Noctule

EN — Endangered

Yellow-bellied Gerygone

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Yellow-bellied Gerygone
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.

Yellow-bellied Gerygone

Habitat

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

Range

Found in Norway.