Lesser Noctule vs Rainforest Brown

Nyctalus leisleri compared with Cassionympha cassius

Key Differences

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

Taxonomic Classification

Rank	Lesser Noctule	Rainforest Brown
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Lepidoptera (Butterflies & Moths)
Family	Vespertilionidae	Nymphalidae (Brush-footed Butterflies)
Genus	Nyctalus	Cassionympha
Species	Nyctalus leisleri	Cassionympha cassius

Evolutionary Relationship

Lesser Noctule and Rainforest Brown share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Lesser Noctule

EN — Endangered

Rainforest Brown

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Rainforest Brown
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.

Rainforest Brown

Habitat

Typically found in virtually all terrestrial and freshwater habitats.