Lesser Noctule vs Oak Fern Rust

Nyctalus leisleri compared with Hyalopsora aspidiotus

Key Differences

• Lesser Noctule is Endangered while Oak Fern Rust is Not Evaluated.

Taxonomic Classification

Rank	Lesser Noctule	Oak Fern Rust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Pucciniomycetes (Pucciniomycetes)
Order	Chiroptera (Bats)	Pucciniales (Pucciniales)
Family	Vespertilionidae	Pucciniastraceae
Genus	Nyctalus	Hyalopsora
Species	Nyctalus leisleri	Hyalopsora aspidiotus

Conservation Status

Lesser Noctule

EN — Endangered

Oak Fern Rust

NE — Not Evaluated

Physical Characteristics

Attribute	Lesser Noctule	Oak Fern Rust
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.

Oak Fern Rust

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden