Western Grebe vs Alaotra Grebe
Aechmophorus occidentalis مقارنةً بـ Tachybaptus rufolavatus
Side-by-Side Comparison
| السمة | Western Grebe | Alaotra Grebe |
|---|---|---|
| الاسم العلمي | Aechmophorus occidentalis | Tachybaptus rufolavatus |
| الرتبة | Podicipediformes | Podicipediformes |
| الفصيلة | Podicipedidae | Podicipedidae |
| حالة الحفاظ | Least Concern | Extinct |
| الطول | — | — |
| طول الجناح | 36,9 cm (14.5 in) | — |
| الوزن | 1302,5 g (45.94 oz) | — |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 3-4 | -- |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Least Concern
Western Grebe
Extinct
Alaotra Grebe
About These Birds
Western Grebe
Western Grebe (Aechmophorus occidentalis) is a large 55–75 cm grebe of western North America. Elegant black and white pattern; long sinuous neck; long yellow-green bill; red eye. Inhabits large freshwater lakes; winters on coastal seas. Famous for synchronized rushing-water courtship display. Feeds mainly on fish. Wingspan to 102 cm.
Alaotra Grebe
Alaotra Grebe (Tachybaptus rufolavatus) is an extinct small grebe formerly endemic to Lake Alaotra, Madagascar. Pale buff-brown, weak-winged, likely flightless or near-flightless. Last confirmed record 1985; declared extinct in 2010.