Great Crested Grebe vs Alaotra Grebe
Podiceps cristatus verglichen mit Tachybaptus rufolavatus
Side-by-Side Comparison
| Merkmal | Great Crested Grebe | Alaotra Grebe |
|---|---|---|
| Wissenschaftlicher Name | Podiceps cristatus | Tachybaptus rufolavatus |
| Ordnung | Podicipediformes | Podicipediformes |
| Familie | Podicipedidae | Podicipedidae |
| Erhaltungsstatus | Least Concern | Extinct |
| Länge | — | — |
| Flügelspannweite | 36,7 cm (14.4 in) | — |
| Gewicht | 843,8333333333334 g (29.77 oz) | — |
| Ernährung | -- | -- |
| Gelegegröße | 3-5 | -- |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
Least Concern
Great Crested Grebe
Extinct
Alaotra Grebe
About These Birds
Great Crested Grebe
Great Crested Grebe (Podiceps cristatus) is a large 46–51 cm, elegant grebe of Eurasia, Africa, and Australasia. Breeding plumage: elaborate chestnut and black head crest and ruff; white face; reddish-pink bill. Inhabits large freshwater lakes and reservoirs; winters on coastal seas. Wingspan to 90 cm. Famous for mirror-display courtship dance.
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.