Great Crested Grebe vs Alaotra Grebe
Podiceps cristatus 비교 대상 Tachybaptus rufolavatus
Side-by-Side Comparison
| 속성 | Great Crested Grebe | Alaotra Grebe |
|---|---|---|
| 학명 | Podiceps cristatus | Tachybaptus rufolavatus |
| 목 | Podicipediformes | Podicipediformes |
| 과 | Podicipedidae | Podicipedidae |
| 보전 상태 | Least Concern | Extinct |
| 체장 | — | — |
| 날개 폭 | 36.7 cm (14.4 in) | — |
| 체중 | 843.8333333333334 g (29.77 oz) | — |
| 식성 | -- | -- |
| 산란 수 | 3-5 | -- |
| Population Trend | — | — |
Habitat Comparison
보전 상태
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.