Kleiner Abendsegler vs Weidengallen-Glasflügler

Nyctalus leisleri compared with Synanthedon flaviventris

Key Differences

• Kleiner Abendsegler is Endangered while Weidengallen-Glasflügler is Near Threatened.

Taxonomic Classification

Rank	Kleiner Abendsegler	Weidengallen-Glasflügler
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Chordata (Chordatiere)	Arthropoda (Gliederfüßer)
Class	Mammalia (Säugetiere)	Insecta (Insekten)
Order	Chiroptera (Fledertiere)	Lepidoptera (Schmetterlinge)
Family	Vespertilionidae	Sesiidae
Genus	Nyctalus	Synanthedon
Species	Nyctalus leisleri	Synanthedon flaviventris

Evolutionary Relationship

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

Conservation Status

Kleiner Abendsegler

EN — Endangered

Weidengallen-Glasflügler

NT — Near Threatened

Physical Characteristics

Attribute	Kleiner Abendsegler	Weidengallen-Glasflügler
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.

Weidengallen-Glasflügler

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden