Elm Leech vs Lesser Noctule

Hypsizygus ulmarius compared with Nyctalus leisleri

Key Differences

• Elm Leech is Critically Endangered while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Elm Leech	Lesser Noctule
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Agaricales (Gilled Mushrooms)	Chiroptera (Bats)
Family	Lyophyllaceae	Vespertilionidae
Genus	Hypsizygus	Nyctalus
Species	Hypsizygus ulmarius	Nyctalus leisleri

Conservation Status

Elm Leech

CR — Critically Endangered

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Elm Leech	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Elm Leech

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden