Great Crested Grebe vs Alaotra Grebe
Podiceps cristatus مقارنةً بـ Tachybaptus rufolavatus
Side-by-Side Comparison
| السمة | Great Crested Grebe | Alaotra Grebe |
|---|---|---|
| الاسم العلمي | Podiceps cristatus | Tachybaptus rufolavatus |
| الرتبة | Podicipediformes | Podicipediformes |
| الفصيلة | Podicipedidae | Podicipedidae |
| حالة الحفاظ | Least Concern | Extinct |
| الطول | — | — |
| طول الجناح | 36,7 cm (14.4 in) | — |
| الوزن | 843,8333333333334 g (29.77 oz) | — |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 3-5 | -- |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
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.