Lesser Noctule vs Slender Stump Brittlestem

Nyctalus leisleri compared with Psathyrella laevissima

Key Differences

• Lesser Noctule is Endangered while Slender Stump Brittlestem is Data Deficient.

Taxonomic Classification

Rank	Lesser Noctule	Slender Stump Brittlestem
Kingdom	Animalia (動物)	Fungi (菌界)
Phylum	Chordata (脊索動物)	Basidiomycota (担子菌門)
Class	Mammalia (哺乳類)	Agaricomycetes (真正担子菌綱)
Order	Chiroptera (翼手目)	Agaricales (ハラタケ目)
Family	Vespertilionidae	Psathyrellaceae
Genus	Nyctalus	Psathyrella
Species	Nyctalus leisleri	Psathyrella laevissima

Conservation Status

Lesser Noctule

EN — Endangered

Slender Stump Brittlestem

DD — Data Deficient

Physical Characteristics

Attribute	Lesser Noctule	Slender Stump Brittlestem
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.

Slender Stump Brittlestem

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden