Brown Trembler vs Lesser Noctule

Cinclocerthia ruficauda compared with Nyctalus leisleri

Key Differences

• Brown Trembler is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Brown Trembler	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Chiroptera (Bats)
Family	Mimidae	Vespertilionidae
Genus	Cinclocerthia	Nyctalus
Species	Cinclocerthia ruficauda	Nyctalus leisleri

Evolutionary Relationship

Brown Trembler and Lesser Noctule share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown Trembler

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Brown Trembler	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Trembler

Habitat

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

Range

Found in Norway.

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.

Brown Trembler

The Brown Trembler (Cinclocerthia ruficauda) is a species in the genus Cinclocerthia. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.