Lesser Noctule vs Onion Neck Rot

Nyctalus leisleri compared with Botrytis aclada

Key Differences

• Lesser Noctule is Endangered while Onion Neck Rot is Not Evaluated.

Taxonomic Classification

Rank	Lesser Noctule	Onion Neck Rot
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Leotiomycetes (Leotiomycetes)
Order	Chiroptera (Bats)	Helotiales (Helotiales)
Family	Vespertilionidae	Sclerotiniaceae
Genus	Nyctalus	Botrytis
Species	Nyctalus leisleri	Botrytis aclada

Conservation Status

Lesser Noctule

EN — Endangered

Onion Neck Rot

NE — Not Evaluated

Physical Characteristics

Attribute	Lesser Noctule	Onion Neck Rot
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.

Onion Neck Rot

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark and Sweden.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden