Common Eider vs Lesser Taiwanese Shrew

Somateria mollissima compared with Chodsigoa sodalis

Key Differences

• Common Eider is Near Threatened while Lesser Taiwanese Shrew is Data Deficient.

Taxonomic Classification

Rank	Common Eider	Lesser Taiwanese Shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Soricomorpha (Soricomorpha)
Family	Anatidae	Soricidae
Genus	Somateria	Chodsigoa
Species	Somateria mollissima	Chodsigoa sodalis

Evolutionary Relationship

Common Eider and Lesser Taiwanese Shrew share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Common Eider

NT — Near Threatened

Lesser Taiwanese Shrew

DD — Data Deficient

Physical Characteristics

Attribute	Common Eider	Lesser Taiwanese Shrew
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.

Lesser Taiwanese Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Taiwan.

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.