Chestnut-flanked Sparrowhawk vs Common Eider

Accipiter castanilius compared with Somateria mollissima

Key Differences

• Chestnut-flanked Sparrowhawk is Least Concern while Common Eider is Near Threatened.

Taxonomic Classification

Rank	Chestnut-flanked Sparrowhawk	Common Eider
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Accipitriformes (Hawks & Eagles)	Anseriformes (Anseriformes)
Family	Accipitridae (Hawks & Eagles)	Anatidae
Genus	Accipiter	Somateria
Species	Accipiter castanilius	Somateria mollissima

Evolutionary Relationship

Chestnut-flanked Sparrowhawk and Common Eider share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Chestnut-flanked Sparrowhawk

LC — Least Concern

Common Eider

NT — Near Threatened

Physical Characteristics

Attribute	Chestnut-flanked Sparrowhawk	Common Eider
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut-flanked Sparrowhawk

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.

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.

Chestnut-flanked Sparrowhawk

The Chestnut-flanked Sparrowhawk (Accipiter castanilius) is a species in the genus Accipiter. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway