Arctic lemming vs Bigtail skate

Dicrostonyx torquatus compared with Dipturus macrocauda

Key Differences

• Arctic lemming is Least Concern while Bigtail skate is Near Threatened.

Taxonomic Classification

Rank	Arctic lemming	Bigtail skate
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Cricetidae	Rajidae
Genus	Dicrostonyx	Dipturus
Species	Dicrostonyx torquatus	Dipturus macrocauda

Evolutionary Relationship

Arctic lemming and Bigtail skate share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arctic lemming

LC — Least Concern

Bigtail skate

NT — Near Threatened

Physical Characteristics

Attribute	Arctic lemming	Bigtail skate
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bigtail skate

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Bigtail skate

The Bigtail skate (Dipturus macrocauda) is a species in the genus Dipturus. It is currently classified as Near Threatened on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.