Kleiner Abendsegler vs Variabelbrauner Weiden-Wickler

Nyctalus leisleri compared with Acleris hastiana

Key Differences

• Kleiner Abendsegler is Endangered while Variabelbrauner Weiden-Wickler is Least Concern.

Taxonomic Classification

Rank	Kleiner Abendsegler	Variabelbrauner Weiden-Wickler
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Chordata (Chordatiere)	Arthropoda (Gliederfüßer)
Class	Mammalia (Säugetiere)	Insecta (Insekten)
Order	Chiroptera (Fledertiere)	Lepidoptera (Schmetterlinge)
Family	Vespertilionidae	Tortricidae
Genus	Nyctalus	Acleris
Species	Nyctalus leisleri	Acleris hastiana

Evolutionary Relationship

Kleiner Abendsegler and Variabelbrauner Weiden-Wickler share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Kleiner Abendsegler

EN — Endangered

Variabelbrauner Weiden-Wickler

LC — Least Concern

Physical Characteristics

Attribute	Kleiner Abendsegler	Variabelbrauner Weiden-Wickler
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.

Variabelbrauner Weiden-Wickler

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden