Lesser Noctule vs Variable Oysterling

Nyctalus leisleri compared with Crepidotus variabilis

Key Differences

• Lesser Noctule is Endangered while Variable Oysterling is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Variable Oysterling
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Chiroptera (Bats)	Agaricales (Gilled Mushrooms)
Family	Vespertilionidae	Crepidotaceae
Genus	Nyctalus	Crepidotus
Species	Nyctalus leisleri	Crepidotus variabilis

Conservation Status

Lesser Noctule

EN — Endangered

Variable Oysterling

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Variable Oysterling
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.

Variable Oysterling

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Found across Europe (5 countries) and North America (United States).

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden