Common Eider vs Gray-shanked Douc Langur

Somateria mollissima compared with Pygathrix cinerea

Key Differences

• Common Eider is Near Threatened while Gray-shanked Douc Langur is Critically Endangered.

Taxonomic Classification

Rank	Common Eider	Gray-shanked Douc Langur
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Primates (Primates)
Family	Anatidae	Cercopithecidae (Old World Monkeys)
Genus	Somateria	Pygathrix
Species	Somateria mollissima	Pygathrix cinerea

Evolutionary Relationship

Common Eider and Gray-shanked Douc Langur share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Common Eider

NT — Near Threatened

Gray-shanked Douc Langur

CR — Critically Endangered

Physical Characteristics

Attribute	Common Eider	Gray-shanked Douc Langur
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.

Gray-shanked Douc Langur

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.