Arctic lemming vs baiji

Dicrostonyx torquatus compared with Lipotes vexillifer

Key Differences

• Arctic lemming is Least Concern while baiji is Critically Endangered.

Taxonomic Classification

Rank	Arctic lemming	baiji
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Rodentia (啮齿目)	Cetacea (Whales & Dolphins)
Family	Cricetidae	Lipotidae
Genus	Dicrostonyx	Lipotes
Species	Dicrostonyx torquatus	Lipotes vexillifer

Evolutionary Relationship

Arctic lemming and baiji share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Arctic lemming

LC — Least Concern

baiji

CR — Critically Endangered

Physical Characteristics

Attribute	Arctic lemming	baiji
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

baiji

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

baiji

The Chinese River Dolphin (Lipotes vexillifer) is a species in the genus Lipotes. It is currently classified as Critically Endangered on the IUCN Red List.