Western Grebe vs Alaotra Grebe
Aechmophorus occidentalis verglichen mit Tachybaptus rufolavatus
Side-by-Side Comparison
| Merkmal | Western Grebe | Alaotra Grebe |
|---|---|---|
| Wissenschaftlicher Name | Aechmophorus occidentalis | Tachybaptus rufolavatus |
| Ordnung | Podicipediformes | Podicipediformes |
| Familie | Podicipedidae | Podicipedidae |
| Erhaltungsstatus | Least Concern | Extinct |
| Länge | — | — |
| Flügelspannweite | 36,9 cm (14.5 in) | — |
| Gewicht | 1302,5 g (45.94 oz) | — |
| Ernährung | -- | -- |
| Gelegegröße | 3-4 | -- |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
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.