Lesser Noctule vs Obscure Drill

Nyctalus leisleri compared with Dichrorampha aeratana

Key Differences

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

Taxonomic Classification

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

Evolutionary Relationship

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

Conservation Status

Lesser Noctule

EN — Endangered

Obscure Drill

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Obscure Drill
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 Drill

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden