Arctic lemming vs Dusky catshark

Dicrostonyx torquatus compared with Bythaelurus incanus

Key Differences

• Arctic lemming is Least Concern while Dusky catshark is Data Deficient.

Taxonomic Classification

Rank	Arctic lemming	Dusky catshark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Rodentia (Rodents)	Carcharhiniformes (Ground Sharks)
Family	Cricetidae	Scyliorhinidae
Genus	Dicrostonyx	Bythaelurus
Species	Dicrostonyx torquatus	Bythaelurus incanus

Evolutionary Relationship

Arctic lemming and Dusky catshark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arctic lemming

LC — Least Concern

Dusky catshark

DD — Data Deficient

Physical Characteristics

Attribute	Arctic lemming	Dusky catshark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Dusky catshark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

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.