Arctic lemming vs Speartooth shark

Dicrostonyx torquatus compared with Glyphis glyphis

Key Differences

• Arctic lemming is Least Concern while Speartooth shark is Vulnerable.

Taxonomic Classification

Rank	Arctic lemming	Speartooth shark
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	Carcharhinidae
Genus	Dicrostonyx	Glyphis
Species	Dicrostonyx torquatus	Glyphis glyphis

Evolutionary Relationship

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

Conservation Status

Arctic lemming

LC — Least Concern

Speartooth shark

VU — Vulnerable

Physical Characteristics

Attribute	Arctic lemming	Speartooth shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Speartooth shark

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.