Lesser Noctule vs tree slug

Nyctalus leisleri compared with Lehmannia marginata

Key Differences

• Lesser Noctule is Endangered while tree slug is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	tree slug
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Chiroptera (Bats)	Stylommatophora (Stylommatophora)
Family	Vespertilionidae	Limacidae
Genus	Nyctalus	Lehmannia
Species	Nyctalus leisleri	Lehmannia marginata

Evolutionary Relationship

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

Conservation Status

Lesser Noctule

EN — Endangered

tree slug

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	tree slug
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.

tree slug

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Widely distributed across Europe (6 countries), North America (Dominican Republic), and South America (Chile).

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden