Arctic lemming vs Speckled ray

Dicrostonyx torquatus compared with Raja polystigma

Taxonomic Classification

Rank	Arctic lemming	Speckled 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	Cricetidae	Rajidae
Genus	Dicrostonyx	Raja
Species	Dicrostonyx torquatus	Raja polystigma

Evolutionary Relationship

Arctic lemming and Speckled ray share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Arctic lemming

LC — Least Concern

Speckled ray

LC — Least Concern

Physical Characteristics

Attribute	Arctic lemming	Speckled ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Speckled ray

Arctic lemming

The Arctic lemming (Dicrostonyx torquatus) is a species in the genus Dicrostonyx. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.