Lesser Noctule vs Stream Beacon

Nyctalus leisleri compared with Vibrissea truncorum

Key Differences

• Lesser Noctule is Endangered while Stream Beacon is Least Concern.

Taxonomic Classification

Rank	Lesser Noctule	Stream Beacon
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Leotiomycetes (Leotiomycetes)
Order	Chiroptera (Bats)	Helotiales (Helotiales)
Family	Vespertilionidae	Vibrisseaceae
Genus	Nyctalus	Vibrissea
Species	Nyctalus leisleri	Vibrissea truncorum

Conservation Status

Lesser Noctule

EN — Endangered

Stream Beacon

LC — Least Concern

Physical Characteristics

Attribute	Lesser Noctule	Stream Beacon
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.

Stream Beacon

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden