White-tufted Grebe vs Australasian Grebe
Rollandia rolland مقارنةً بـ Tachybaptus novaehollandiae
Side-by-Side Comparison
| السمة | White-tufted Grebe | Australasian Grebe |
|---|---|---|
| الاسم العلمي | Rollandia rolland | Tachybaptus novaehollandiae |
| الرتبة | Podicipediformes | Podicipediformes |
| الفصيلة | Podicipedidae | Podicipedidae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 26,9 cm (10.6 in) | 20,4 cm (8.0 in) |
| الوزن | 336,0 g (11.85 oz) | 190,5 g (6.72 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1-6 | 1-9 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Least Concern
White-tufted Grebe
Least Concern
Australasian Grebe
About These Birds
White-tufted Grebe
White-tufted Grebe (Rollandia rolland) is a small 22–27 cm grebe of southern South America, from Peru and Bolivia south to Tierra del Fuego. Dark brown with distinctive white facial tufts extending from cheeks; chestnut neck sides. Inhabits freshwater lakes, bogs, and slow rivers. Partially migratory; nomadic in austral winter.
Australasian Grebe
Australasian Grebe (Tachybaptus novaehollandiae) is a small 23–25 cm grebe of Australia, New Guinea, and many Pacific islands. Dark brown in breeding plumage with rich chestnut face sides and pale spot at base of bill. Inhabits freshwater lakes, ponds, reservoirs, and slow rivers. Very common across Australia.