Kleiner Abendsegler vs Mudworm

Nyctalus leisleri compared with Aporrectodea limicola

Key Differences

• Kleiner Abendsegler is Endangered while Mudworm is Not Evaluated.

Taxonomic Classification

Rank	Kleiner Abendsegler	Mudworm
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Chordata (Chordatiere)	Annelida (Ringelwürmer)
Class	Mammalia (Säugetiere)	Clitellata (Gürtelwürmer)
Order	Chiroptera (Fledertiere)	Crassiclitellata (Crassiclitellata)
Family	Vespertilionidae	Lumbricidae
Genus	Nyctalus	Aporrectodea
Species	Nyctalus leisleri	Aporrectodea limicola

Evolutionary Relationship

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

Conservation Status

Kleiner Abendsegler

EN — Endangered

Mudworm

NE — Not Evaluated

Physical Characteristics

Attribute	Kleiner Abendsegler	Mudworm
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.

Mudworm

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

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

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden