Lesser Noctule vs Red-Disked Alpine

Nyctalus leisleri compared with Erebia discoidalis

Key Differences

• Lesser Noctule is Endangered while Red-Disked Alpine is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Red-Disked Alpine
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	Erebia
Species	Nyctalus leisleri	Erebia discoidalis

Evolutionary Relationship

Lesser Noctule and Red-Disked Alpine share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Lesser Noctule

EN — Endangered

Red-Disked Alpine

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Red-Disked Alpine
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.

Red-Disked Alpine

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Canada and Russia.