Common Eider vs Four-toed Jerboa

Somateria mollissima compared with Allactaga tetradactyla

Key Differences

• Common Eider is Near Threatened while Four-toed Jerboa is Data Deficient.

Taxonomic Classification

Rank	Common Eider	Four-toed Jerboa
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Rodentia (Rodents)
Family	Anatidae	Dipodidae
Genus	Somateria	Allactaga
Species	Somateria mollissima	Allactaga tetradactyla

Evolutionary Relationship

Common Eider and Four-toed Jerboa share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Common Eider

NT — Near Threatened

Four-toed Jerboa

DD — Data Deficient

Physical Characteristics

Attribute	Common Eider	Four-toed Jerboa
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Four-toed Jerboa

Habitat

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.