Arctic fox vs Black-tailed Hairy Dwarf Porcupine

Vulpes lagopus compared with Sphiggurus melanurus

Key Differences

• Arctic fox is Critically Endangered while Black-tailed Hairy Dwarf Porcupine is Least Concern.

Taxonomic Classification

Rank	Arctic fox	Black-tailed Hairy Dwarf Porcupine
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Mammalia (lớp Thú)	Mammalia (lớp Thú)
Order	Carnivora (bộ Ăn thịt)	Rodentia (Bộ Gặm nhấm)
Family	Canidae (Dogs & Wolves)	Erethizontidae
Genus	Vulpes (Foxes)	Sphiggurus
Species	Vulpes lagopus	Sphiggurus melanurus

Evolutionary Relationship

Arctic fox and Black-tailed Hairy Dwarf Porcupine share a common ancestor at the Class level: Mammalia. (lớp Thú)

Conservation Status

Arctic fox

CR — Critically Endangered

Black-tailed Hairy Dwarf Porcupine

LC — Least Concern

Physical Characteristics

Attribute	Arctic fox	Black-tailed Hairy Dwarf Porcupine
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.

Black-tailed Hairy Dwarf Porcupine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

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.

Black-tailed Hairy Dwarf Porcupine

The Black-tailed Hairy Dwarf Porcupine (Sphiggurus melanurus) is a species in the genus Sphiggurus. It is currently classified as Least Concern on the IUCN Red List. Found in Venezuela.