Kleiner Abendsegler vs Scallop Shell

Nyctalus leisleri compared with Rheumaptera undulata

Key Differences

• Kleiner Abendsegler is Endangered while Scallop Shell is Least Concern.

Taxonomic Classification

Rank	Kleiner Abendsegler	Scallop Shell
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Chordata (Chordatiere)	Arthropoda (Gliederfüßer)
Class	Mammalia (Säugetiere)	Insecta (Insekten)
Order	Chiroptera (Fledertiere)	Lepidoptera (Schmetterlinge)
Family	Vespertilionidae	Geometridae
Genus	Nyctalus	Rheumaptera
Species	Nyctalus leisleri	Rheumaptera undulata

Evolutionary Relationship

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

Conservation Status

Kleiner Abendsegler

EN — Endangered

Scallop Shell

LC — Least Concern

Physical Characteristics

Attribute	Kleiner Abendsegler	Scallop Shell
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.

Scallop Shell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Canada, Denmark, Norway, and United States.

Shared Countries

Both species can be found in 1 countries:

🇩🇰 Denmark