Common Eider vs Equatorial Saki

Somateria mollissima compared with Pithecia aequatorialis

Key Differences

• Common Eider is Near Threatened while Equatorial Saki is Least Concern.

Taxonomic Classification

Rank	Common Eider	Equatorial Saki
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Primates (Primates)
Family	Anatidae	Pitheciidae
Genus	Somateria	Pithecia
Species	Somateria mollissima	Pithecia aequatorialis

Evolutionary Relationship

Common Eider and Equatorial Saki share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Common Eider

NT — Near Threatened

Equatorial Saki

LC — Least Concern

Physical Characteristics

Attribute	Common Eider	Equatorial Saki
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.

Equatorial Saki

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

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.