Kleiner Abendsegler vs Große Abendsegler

Nyctalus leisleri compared with Nyctalus noctula

Key Differences

• Kleiner Abendsegler is Endangered while Große Abendsegler is Vulnerable.

Taxonomic Classification

Rank	Kleiner Abendsegler	Große Abendsegler
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Mammalia (Säugetiere)	Mammalia (Säugetiere)
Order same	Chiroptera (Fledertiere)	Chiroptera (Fledertiere)
Family same	Vespertilionidae	Vespertilionidae
Genus same	Nyctalus	Nyctalus
Species	Nyctalus leisleri	Nyctalus noctula

Evolutionary Relationship

Kleiner Abendsegler and Große Abendsegler share a common ancestor at the Genus level: Nyctalus.

Conservation Status

Kleiner Abendsegler

EN — Endangered

Große Abendsegler

VU — Vulnerable

Physical Characteristics

Attribute	Kleiner Abendsegler	Große Abendsegler
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Kleiner Abendsegler

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.

Große Abendsegler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Große Abendsegler

Noctule (Nyctalus noctula) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇸🇪 Sweden 🇺🇦 Ukraine