Arctic lemming vs Rusty Crayfish

Dicrostonyx torquatus compared with Faxonius rusticus

Key Differences

• Arctic lemming is Least Concern while Rusty Crayfish is Not Evaluated.

Taxonomic Classification

Rank	Arctic lemming	Rusty Crayfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Malacostraca (Crustaceans)
Order	Rodentia (Rodents)	Decapoda (Decapoda)
Family	Cricetidae	Cambaridae
Genus	Dicrostonyx	Faxonius
Species	Dicrostonyx torquatus	Faxonius rusticus

Evolutionary Relationship

Arctic lemming and Rusty Crayfish share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic lemming

LC — Least Concern

Rusty Crayfish

NE — Not Evaluated

Physical Characteristics

Attribute	Arctic lemming	Rusty Crayfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rusty Crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Distributed across Denmark, Norway, Sweden, and United States.

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.