Hoary-headed Grebe vs Least Grebe
Poliocephalus poliocephalus 对比 Tachybaptus dominicus
Side-by-Side Comparison
| 属性 | Hoary-headed Grebe | Least Grebe |
|---|---|---|
| 学名 | Poliocephalus poliocephalus | Tachybaptus dominicus |
| 目 | Podicipediformes | Podicipediformes |
| 科 | Podicipedidae | Podicipedidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 22.0 cm (8.7 in) | 19.4 cm (7.6 in) |
| 体重 | 243.16666666666666 g (8.58 oz) | 134.75 g (4.75 oz) |
| 食性 | -- | -- |
| 产卵数 | 3-5 | 4-6 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Hoary-headed Grebe
Least Concern
Least Grebe
About These Birds
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.
Least Grebe
Least Grebe (Tachybaptus dominicus) is the smallest New World grebe at 21–27 cm. Dark grey overall in breeding plumage with yellow eye, blackish cap, and short bill. Inhabits small freshwater ponds, ditches, and marshes from the southern USA through Central and South America to northern Argentina. Feeds on small fish and aquatic invertebrates.