Arctic lemming vs Common Eider

Dicrostonyx torquatus compared with Somateria mollissima

Key Differences

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

Taxonomic Classification

Rank	Arctic lemming	Common Eider
Kingdom same	Animalia (प्राणी)	Animalia (प्राणी)
Phylum same	Chordata (रज्जुकी)	Chordata (रज्जुकी)
Class	Mammalia (स्तनधारी)	Aves (पक्षी)
Order	Rodentia (कृंतक)	Anseriformes (ऐन्सरीफोर्मीस)
Family	Cricetidae	Anatidae
Genus	Dicrostonyx	Somateria
Species	Dicrostonyx torquatus	Somateria mollissima

Evolutionary Relationship

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

Conservation Status

Arctic lemming

LC — Least Concern

Common Eider

NT — Near Threatened

Physical Characteristics

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

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Common Eider

Habitat

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

Range

Found across Europe (5 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 Eider

Common Eider (Somateria mollissima) 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.