Arctic lemming vs Granular dogfish

Dicrostonyx torquatus compared with Centroscyllium granulatum

Key Differences

• Arctic lemming is Least Concern while Granular dogfish is Vulnerable.

Taxonomic Classification

Rank	Arctic lemming	Granular dogfish
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Elasmobranchii
Order	Rodentia (อันดับสัตว์ฟันแทะ)	Squaliformes (อันดับปลาฉลามหลังหนาม)
Family	Cricetidae	Etmopteridae
Genus	Dicrostonyx	Centroscyllium
Species	Dicrostonyx torquatus	Centroscyllium granulatum

Evolutionary Relationship

Arctic lemming and Granular dogfish share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Arctic lemming

LC — Least Concern

Granular dogfish

VU — Vulnerable

Physical Characteristics

Attribute	Arctic lemming	Granular dogfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Granular dogfish

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.