Lesser Noctule vs Mountain Argus

Nyctalus leisleri compared with Aricia montensis

Key Differences

• Lesser Noctule is Endangered while Mountain Argus is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Mountain Argus
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Lepidoptera (Butterflies & Moths)
Family	Vespertilionidae	Lycaenidae
Genus	Nyctalus	Aricia
Species	Nyctalus leisleri	Aricia montensis

Evolutionary Relationship

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

Conservation Status

Lesser Noctule

EN — Endangered

Mountain Argus

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Mountain Argus
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.

Mountain Argus

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Andorra, Portugal, and Spain.