Black-necked Swan
Cygnus melancoryphus
IUCN: 无危
分类信息
- 目
- Anseriformes
- 科
- Anatidae
- 属
- Cygnus
- eBird 代码
- blnswa2
分布范围
breeds far southern Brazil to Tierra del Fuego and Falkland Islands; some winter northward to São Paulo (southeastern Brazil)
Cygnus melancoryphus
breeds far southern Brazil to Tierra del Fuego and Falkland Islands; some winter northward to São Paulo (southeastern Brazil)