Arctic lemming vs Ucucha Thomasomys

Dicrostonyx torquatus compared with Thomasomys ucucha

Key Differences

• Arctic lemming is Least Concern while Ucucha Thomasomys is Vulnerable.

Taxonomic Classification

Rank	Arctic lemming	Ucucha Thomasomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family same	Cricetidae	Cricetidae
Genus	Dicrostonyx	Thomasomys
Species	Dicrostonyx torquatus	Thomasomys ucucha

Evolutionary Relationship

Arctic lemming and Ucucha Thomasomys share a common ancestor at the Family level: Cricetidae.

Conservation Status

Arctic lemming

LC — Least Concern

Ucucha Thomasomys

VU — Vulnerable

Physical Characteristics

Attribute	Arctic lemming	Ucucha Thomasomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ucucha Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. 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.