Arctic lemming vs Javan Rusa

Dicrostonyx torquatus compared with Rusa timorensis

Key Differences

• Arctic lemming is Least Concern while Javan Rusa is Vulnerable.

Taxonomic Classification

Rank	Arctic lemming	Javan Rusa
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Artiodactyla (Even-toed Ungulates)
Family	Cricetidae	Cervidae (Deer)
Genus	Dicrostonyx	Rusa
Species	Dicrostonyx torquatus	Rusa timorensis

Evolutionary Relationship

Arctic lemming and Javan Rusa share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Arctic lemming

LC — Least Concern

Javan Rusa

VU — Vulnerable

Physical Characteristics

Attribute	Arctic lemming	Javan Rusa
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Javan Rusa

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Afrotropic and Oceanian realms.

Range

Distributed across Mauritius, New Zealand, and Norway. 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.