Mound-building Mouse vs Spinetail ray

Mus spicilegus compared with Bathyraja spinicauda

Key Differences

• Mound-building Mouse is Least Concern while Spinetail ray is Near Threatened.

Taxonomic Classification

Rank	Mound-building Mouse	Spinetail ray
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	Rodentia (ネズミ目)	Rajiformes (ガンギエイ目)
Family	Muridae (Mice & Rats)	Arhynchobatidae
Genus	Mus (House Mice)	Bathyraja
Species	Mus spicilegus	Bathyraja spinicauda

Evolutionary Relationship

Mound-building Mouse and Spinetail ray share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Mound-building Mouse

LC — Least Concern

Spinetail ray

NT — Near Threatened

Physical Characteristics

Attribute	Mound-building Mouse	Spinetail ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Mound-building Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Spinetail ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.