Fat-tailed Jird vs Spinetail ray

Pachyuromys duprasi compared with Bathyraja spinicauda

Key Differences

• Fat-tailed Jird is Least Concern while Spinetail ray is Near Threatened.

Taxonomic Classification

Rank	Fat-tailed Jird	Spinetail ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Muridae (Mice & Rats)	Arhynchobatidae
Genus	Pachyuromys	Bathyraja
Species	Pachyuromys duprasi	Bathyraja spinicauda

Evolutionary Relationship

Fat-tailed Jird and Spinetail ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fat-tailed Jird

LC — Least Concern

Spinetail ray

NT — Near Threatened

Physical Characteristics

Attribute	Fat-tailed Jird	Spinetail ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fat-tailed Jird

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.