Lesser Noctule vs ribbed grass snail

Nyctalus leisleri compared with Vallonia costata

Key Differences

• Lesser Noctule is Endangered while ribbed grass snail is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	ribbed grass snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Chiroptera (Bats)	Stylommatophora (Stylommatophora)
Family	Vespertilionidae	Valloniidae
Genus	Nyctalus	Vallonia
Species	Nyctalus leisleri	Vallonia costata

Evolutionary Relationship

Lesser Noctule and ribbed grass snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Lesser Noctule

EN — Endangered

ribbed grass snail

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	ribbed grass snail
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.

ribbed grass snail

Habitat

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

Range

Widely distributed across Africa (South Africa), Asia (Israel), Europe (9 countries), North America (Mexico, United States), Oceania and the Pacific (New Zealand), and South America (Chile).

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden