Arctic lemming vs Common Pochard

Dicrostonyx torquatus compared with Aythya ferina

Key Differences

• Arctic lemming is Least Concern while Common Pochard is Near Threatened.

Taxonomic Classification

Rank	Arctic lemming	Common Pochard
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Cricetidae	Anatidae
Genus	Dicrostonyx	Aythya
Species	Dicrostonyx torquatus	Aythya ferina

Evolutionary Relationship

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

Conservation Status

Arctic lemming

LC — Least Concern

Common Pochard

NT — Near Threatened

Physical Characteristics

Attribute	Arctic lemming	Common Pochard
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Common Pochard

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Asia (Taiwan), Europe (8 countries), and North America (United States). 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.

Common Pochard

Common Pochard (Aythya ferina) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.