Noctule vs roker

Nyctalus noctula compared with Raja clavata

Key Differences

• Noctule is Vulnerable while roker is Near Threatened.

Taxonomic Classification

Rank	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 noctula	Raja clavata

Evolutionary Relationship

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

Conservation Status

Noctule

VU — Vulnerable

roker

NT — Near Threatened

Physical Characteristics

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

Habitat & Geographic Range

Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable 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.

Noctule

Noctule(Nyctalus noctula、オオコウモリ)は、IUCNレッドリストで危急(VU)に分類されている。野生での絶滅危機が高く、個体群が減少し生息地への圧力が増大している。

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden