Lesser Noctule vs Obscure Dwarf

Nyctalus leisleri compared with Elachista humilis

Key Differences

• Lesser Noctule is Endangered while Obscure Dwarf is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Obscure Dwarf
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Chiroptera (Bats)	Lepidoptera (Butterflies & Moths)
Family	Vespertilionidae	Elachistidae
Genus	Nyctalus	Elachista
Species	Nyctalus leisleri	Elachista humilis

Evolutionary Relationship

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

Conservation Status

Lesser Noctule

EN — Endangered

Obscure Dwarf

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Obscure Dwarf
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.

Obscure Dwarf

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden