New Zealand Grebe vs Least Grebe
Poliocephalus rufopectus 对比 Tachybaptus dominicus
Side-by-Side Comparison
| 属性 | New Zealand Grebe | Least Grebe |
|---|---|---|
| 学名 | Poliocephalus rufopectus | Tachybaptus dominicus |
| 目 | Podicipediformes | Podicipediformes |
| 科 | Podicipedidae | Podicipedidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 22.2 cm (8.7 in) | 19.4 cm (7.6 in) |
| 体重 | 230.5 g (8.13 oz) | 134.75 g (4.75 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-3 | 4-6 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
New Zealand Grebe
Least Concern
Least Grebe
About These Birds
New Zealand Grebe
New Zealand Grebe (Poliocephalus rufopectus) is a small 27–29 cm grebe endemic to New Zealand's North Island. Dark cap; chestnut neck; whitish cheeks. Inhabits shallow, vegetated freshwater lakes and ponds. Endangered; population only ~1,900 birds and declining.
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.