Black-necked Grebe vs Alaotra Grebe
Podiceps nigricollis verglichen mit Tachybaptus rufolavatus
Side-by-Side Comparison
| Merkmal | Black-necked Grebe | Alaotra Grebe |
|---|---|---|
| Wissenschaftlicher Name | Podiceps nigricollis | Tachybaptus rufolavatus |
| Ordnung | Podicipediformes | Podicipediformes |
| Familie | Podicipedidae | Podicipedidae |
| Erhaltungsstatus | Least Concern | Extinct |
| Länge | — | — |
| Flügelspannweite | 25,4 cm (10.0 in) | — |
| Gewicht | 414,3333333333333 g (14.62 oz) | — |
| Ernährung | -- | -- |
| Gelegegröße | 1-8 | -- |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
Least Concern
Black-necked Grebe
Extinct
Alaotra Grebe
About These Birds
Black-necked Grebe
Black-necked Grebe (Podiceps nigricollis) is a small 28–34 cm grebe of Eurasia, Africa, and the Americas. Breeding: black neck and head with golden fan-shaped ear-tufts; red eye. Inhabits alkaline and freshwater lakes; winters on coastal seas. Migratory.
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.