Elm Button vs Lesser Noctule

Acleris kochiella compared with Nyctalus leisleri

Key Differences

• Elm Button is Vulnerable while Lesser Noctule is Endangered.

Taxonomic Classification

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

Evolutionary Relationship

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

Conservation Status

Elm Button

VU — Vulnerable

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Elm Button	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Elm Button

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its 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.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden