Red-necked Grebe vs Hoary-headed Grebe
Podiceps grisegena 비교 대상 Poliocephalus poliocephalus
Side-by-Side Comparison
| 속성 | Red-necked Grebe | Hoary-headed Grebe |
|---|---|---|
| 학명 | Podiceps grisegena | Poliocephalus poliocephalus |
| 목 | Podicipediformes | Podicipediformes |
| 과 | Podicipedidae | Podicipedidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 33.4 cm (13.1 in) | 22.0 cm (8.7 in) |
| 체중 | 1120.6666666666667 g (39.53 oz) | 243.16666666666666 g (8.58 oz) |
| 식성 | -- | -- |
| 산란 수 | 3-5 | 3-5 |
| Population Trend | — | — |
Habitat Comparison
보전 상태
Least Concern
Red-necked Grebe
Least Concern
Hoary-headed Grebe
About These Birds
Red-necked Grebe
Red-necked Grebe (Podiceps grisegena) is a medium 40–50 cm grebe of Eurasia and North America. Breeding plumage: rich chestnut-red neck and breast; grey-white cheeks; black cap; yellow-based bill. Inhabits freshwater lakes; winters on coastal seas. Wingspan to 85 cm. Migratory; breeds in boreal zone, winters on coastal waters.
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.