Colombian Grebe vs Hoary-headed Grebe
Podiceps andinus 对比 Poliocephalus poliocephalus
Side-by-Side Comparison
| 属性 | Colombian Grebe | Hoary-headed Grebe |
|---|---|---|
| 学名 | Podiceps andinus | Poliocephalus poliocephalus |
| 目 | Podicipediformes | Podicipediformes |
| 科 | Podicipedidae | Podicipedidae |
| 保护状况 | Extinct | Least Concern |
| 体长 | — | — |
| 翼展 | — | 22.0 cm (8.7 in) |
| 体重 | — | 243.16666666666666 g (8.58 oz) |
| 食性 | -- | -- |
| 产卵数 | -- | 3-5 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Extinct
Colombian Grebe
Least Concern
Hoary-headed Grebe
About These Birds
Colombian Grebe
Colombian Grebe (Podiceps andinus) is an extinct small to medium grebe formerly endemic to Lake Tota in the eastern Andes of Colombia at 3,000 m. Related to Black-necked Grebe; had chestnut neck and facial tufts. Declared extinct in 1977 following drainage of much of Lake Tota, hunting, and pesticide use.
Hoary-headed Grebe
Hoary-headed Grebe (Poliocephalus poliocephalus) is a small 27–30 cm grebe endemic to Australia and southern New Guinea. Distinctive pale grey and white head with fine dark streaking giving 'hoary' appearance; chestnut neck sides. Inhabits open freshwater lakes and reservoirs. Highly nomadic, following rain across the arid interior.