Large False Serotine vs Kleiner Abendsegler

Hesperoptenus tomesi compared with Nyctalus leisleri

Key Differences

• Large False Serotine is Vulnerable while Kleiner Abendsegler is Endangered.

Taxonomic Classification

Rank	Large False Serotine	Kleiner Abendsegler
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Mammalia (Säugetiere)	Mammalia (Säugetiere)
Order same	Chiroptera (Fledertiere)	Chiroptera (Fledertiere)
Family same	Vespertilionidae	Vespertilionidae
Genus	Hesperoptenus	Nyctalus
Species	Hesperoptenus tomesi	Nyctalus leisleri

Evolutionary Relationship

Large False Serotine and Kleiner Abendsegler share a common ancestor at the Family level: Vespertilionidae.

Conservation Status

Large False Serotine

VU — Vulnerable

Kleiner Abendsegler

EN — Endangered

Physical Characteristics

Attribute	Large False Serotine	Kleiner Abendsegler
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Large False Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.