Lesser Noctule vs Pixie Foam

Nyctalus leisleri compared with Stereocaulon pileatum

Key Differences

• Lesser Noctule is Endangered while Pixie Foam is Critically Endangered.

Taxonomic Classification

Rank	Lesser Noctule	Pixie Foam
Kingdom	Animalia (动物界)	Fungi (真菌界)
Phylum	Chordata (脊索动物门)	Ascomycota (子囊菌门)
Class	Mammalia (哺乳動物)	Lecanoromycetes (茶漬綱)
Order	Chiroptera (翼手目)	Lecanorales (茶漬目)
Family	Vespertilionidae	Stereocaulaceae
Genus	Nyctalus	Stereocaulon
Species	Nyctalus leisleri	Stereocaulon pileatum

Conservation Status

Lesser Noctule

EN — Endangered

Pixie Foam

CR — Critically Endangered

Physical Characteristics

Attribute	Lesser Noctule	Pixie Foam
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.

Pixie Foam

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden