Common Eider vs Northern Smooth-Tailed Treeshrew

Somateria mollissima compared with Dendrogale murina

Key Differences

• Common Eider is Near Threatened while Northern Smooth-Tailed Treeshrew is Least Concern.

Taxonomic Classification

Rank	Common Eider	Northern Smooth-Tailed Treeshrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Scandentia (Scandentia)
Family	Anatidae	Tupaiidae
Genus	Somateria	Dendrogale
Species	Somateria mollissima	Dendrogale murina

Evolutionary Relationship

Common Eider and Northern Smooth-Tailed Treeshrew share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Common Eider

NT — Near Threatened

Northern Smooth-Tailed Treeshrew

LC — Least Concern

Physical Characteristics

Attribute	Common Eider	Northern Smooth-Tailed Treeshrew
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.

Northern Smooth-Tailed Treeshrew

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.