Arctic lemming vs Sharpfin houndshark

Dicrostonyx torquatus compared with Triakis acutipinna

Key Differences

• Arctic lemming is Least Concern while Sharpfin houndshark is Endangered.

Taxonomic Classification

Rank	Arctic lemming	Sharpfin houndshark
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	Triakidae
Genus	Dicrostonyx	Triakis
Species	Dicrostonyx torquatus	Triakis acutipinna

Evolutionary Relationship

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

Conservation Status

Arctic lemming

LC — Least Concern

Sharpfin houndshark

EN — Endangered

Physical Characteristics

Attribute	Arctic lemming	Sharpfin houndshark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Sharpfin houndshark

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.