黑天鵝 vs 小天鵝

Cygnus atratus compared with Cygnus columbianus

Taxonomic Classification

Rank	黑天鵝	小天鵝
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	Cygnus	Cygnus
Species	Cygnus atratus	Cygnus columbianus

Evolutionary Relationship

黑天鵝 and 小天鵝 share a common ancestor at the Genus level: Cygnus.

Conservation Status

黑天鵝

NE — Not Evaluated

小天鵝

NE — Not Evaluated

Physical Characteristics

Attribute	黑天鵝	小天鵝
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

黑天鵝

Habitat

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

Range

Widely distributed across Asia (Japan, Taiwan, United Arab Emirates), Europe (21 countries), Oceania and the Pacific (New Zealand), and South America (Argentina, Colombia, Ecuador).

小天鵝

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

黑天鵝

Black Swan（Cygnus atratus）在IUCN红色名录中尚未评估（NE）。尚未依据IUCN红色名录标准进行评估，保护状态有待确定。

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden