Chinese Red Pika vs Common Eider

Ochotona erythrotis compared with Somateria mollissima

Key Differences

• Chinese Red Pika is Least Concern while Common Eider is Near Threatened.

Taxonomic Classification

Rank	Chinese Red Pika	Common Eider
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Lagomorpha (Rabbits & Hares)	Anseriformes (Anseriformes)
Family	Ochotonidae	Anatidae
Genus	Ochotona	Somateria
Species	Ochotona erythrotis	Somateria mollissima

Evolutionary Relationship

Chinese Red Pika and Common Eider share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chinese Red Pika

LC — Least Concern

Common Eider

NT — Near Threatened

Physical Characteristics

Attribute	Chinese Red Pika	Common Eider
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chinese Red Pika

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Chinese Red Pika

The Chinese Red Pika (Ochotona erythrotis) is a species in the genus Ochotona. It is currently classified as Least Concern on the IUCN Red List.

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.