Kleiner Abendsegler vs Heckenzwiebel

Nyctalus leisleri compared with Allium fistulosum

Key Differences

• Kleiner Abendsegler is Endangered while Heckenzwiebel is Critically Endangered.

Taxonomic Classification

Rank	Kleiner Abendsegler	Heckenzwiebel
Kingdom	Animalia (Tier)	Plantae (Pflanzen)
Phylum	Chordata (Chordatiere)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Säugetiere)	Liliopsida (Monocots)
Order	Chiroptera (Fledertiere)	Asparagales (Spargelartige)
Family	Vespertilionidae	Amaryllidaceae
Genus	Nyctalus	Allium
Species	Nyctalus leisleri	Allium fistulosum

Conservation Status

Kleiner Abendsegler

EN — Endangered

Heckenzwiebel

CR — Critically Endangered

Physical Characteristics

Attribute	Kleiner Abendsegler	Heckenzwiebel
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.

Heckenzwiebel

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, deserts and xeric shrublands, and tropical and subtropical dry broadleaf forests, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Algeria, Seychelles), Asia (Taiwan, Yemen), Europe (18 countries), North America (Canada, United States), Oceania and the Pacific (Tuvalu), and South America (Brazil, Colombia, Peru). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden