Western Grebe vs Alaotra Grebe
Aechmophorus occidentalis ile kıyaslandığında Tachybaptus rufolavatus
Side-by-Side Comparison
| Özellik | Western Grebe | Alaotra Grebe |
|---|---|---|
| Bilimsel Ad | Aechmophorus occidentalis | Tachybaptus rufolavatus |
| Takım | Podicipediformes | Podicipediformes |
| Familya | Podicipedidae | Podicipedidae |
| Koruma Durumu | Least Concern | Extinct |
| Uzunluk | — | — |
| Kanat Açıklığı | 36,9 cm (14.5 in) | — |
| Ağırlık | 1302,5 g (45.94 oz) | — |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 3-4 | -- |
| Population Trend | — | — |
Habitat Comparison
Koruma Durumu
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.