Kleiner Abendsegler vs Astern-Mönch

Nyctalus leisleri compared with Cucullia asteris

Key Differences

• Kleiner Abendsegler is Endangered while Astern-Mönch is Extinct.

Taxonomic Classification

Rank	Kleiner Abendsegler	Astern-Mönch
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Chordata (Chordatiere)	Arthropoda (Gliederfüßer)
Class	Mammalia (Säugetiere)	Insecta (Insekten)
Order	Chiroptera (Fledertiere)	Lepidoptera (Schmetterlinge)
Family	Vespertilionidae	Noctuidae
Genus	Nyctalus	Cucullia
Species	Nyctalus leisleri	Cucullia asteris

Evolutionary Relationship

Kleiner Abendsegler and Astern-Mönch share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Kleiner Abendsegler

EN — Endangered

Astern-Mönch

EX — Extinct

Physical Characteristics

Attribute	Kleiner Abendsegler	Astern-Mönch
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.

Astern-Mönch

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden