Lesser Noctule vs Moss Oysterling

Nyctalus leisleri compared with Arrhenia acerosa

Key Differences

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

Taxonomic Classification

Rank	Lesser Noctule	Moss 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	Hygrophoraceae
Genus	Nyctalus	Arrhenia
Species	Nyctalus leisleri	Arrhenia acerosa

Conservation Status

Lesser Noctule

EN — Endangered

Moss Oysterling

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Moss 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.

Moss Oysterling

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden