Arctic fox vs Lesser Pencil-tailed Tree Mouse

Vulpes lagopus compared with Chiropodomys pusillus

Key Differences

• Arctic fox is Critically Endangered while Lesser Pencil-tailed Tree Mouse is Data Deficient.

Taxonomic Classification

Rank	Arctic fox	Lesser Pencil-tailed Tree Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Carnivora (Carnivorans)	Rodentia (Rodents)
Family	Canidae (Dogs & Wolves)	Muridae (Mice & Rats)
Genus	Vulpes (Foxes)	Chiropodomys
Species	Vulpes lagopus	Chiropodomys pusillus

Evolutionary Relationship

Arctic fox and Lesser Pencil-tailed Tree Mouse share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Arctic fox

CR — Critically Endangered

Lesser Pencil-tailed Tree Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Arctic fox	Lesser Pencil-tailed Tree Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Lesser Pencil-tailed Tree Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Arctic fox

The Arctic fox (Vulpes lagopus) is a species in the genus Vulpes. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.