棕硬尾鴨 vs 白头硬尾鸭

Oxyura jamaicensis compared with Oxyura leucocephala

Key Differences

• 棕硬尾鴨 is Least Concern while 白头硬尾鸭 is Not Evaluated.

Taxonomic Classification

Rank	棕硬尾鴨	白头硬尾鸭
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Aves (鳥綱)	Aves (鳥綱)
Order same	Anseriformes (雁形目)	Anseriformes (雁形目)
Family same	Anatidae	Anatidae
Genus same	Oxyura	Oxyura
Species	Oxyura jamaicensis	Oxyura leucocephala

Evolutionary Relationship

棕硬尾鴨 and 白头硬尾鸭 share a common ancestor at the Genus level: Oxyura.

Conservation Status

棕硬尾鴨

LC — Least Concern

白头硬尾鸭

NE — Not Evaluated

Physical Characteristics

Attribute	棕硬尾鴨	白头硬尾鸭
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

棕硬尾鴨

Habitat

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

Range

Widely distributed across Africa (Algeria, Tunisia), Asia (Azerbaijan, Israel, Turkey), Europe (19 countries), North America (United States), and South America (Colombia, Ecuador).

白头硬尾鸭

Habitat

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

Range

Found across Europe (9 countries).

棕硬尾鴨

棕硬尾鸭（Oxyura jamaicensis）在IUCN红色名录中被列为无危（LC）。在其分布范围内广泛分布且数量丰富，种群稳定，无迫切保护忧虑。

白头硬尾鸭

白头硬尾鸭（Oxyura leucocephala）被IUCN红色名录列为未评估（NE）。尚未依据IUCN红色名录标准进行评估，保育状况有待确定。

Shared Countries

Both species can be found in 8 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇫🇷 France 🇩🇪 Germany 🇳🇱 Netherlands 🇳🇴 Norway 🇸🇪 Sweden 🇬🇧 United Kingdom