Lesser Noctule vs roker

Nyctalus leisleri compared with Raja clavata

Key Differences

• Lesser Noctule is Endangered while roker is Near Threatened.

Taxonomic Classification

Rank	Lesser Noctule	roker
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Elasmobranchii
Order	Chiroptera (翼手目)	Rajiformes (ガンギエイ目)
Family	Vespertilionidae	Rajidae
Genus	Nyctalus	Raja
Species	Nyctalus leisleri	Raja clavata

Evolutionary Relationship

Lesser Noctule and roker share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Lesser Noctule

EN — Endangered

roker

NT — Near Threatened

Physical Characteristics

Attribute	Lesser Noctule	roker
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Noctule

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.

roker

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, Portugal, 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