Great Grebe vs Alaotra Grebe
Podiceps major 比較対象 Tachybaptus rufolavatus
Side-by-Side Comparison
| 属性 | Great Grebe | Alaotra Grebe |
|---|---|---|
| 学名 | Podiceps major | Tachybaptus rufolavatus |
| 目 | Podicipediformes | Podicipediformes |
| 科 | Podicipedidae | Podicipedidae |
| 保全状況 | Least Concern | Extinct |
| 体長 | — | — |
| 翼開長 | 36.3 cm (14.3 in) | — |
| 体重 | 1388.5 g (48.98 oz) | — |
| 食性 | -- | -- |
| 一腹卵数 | 3-6 | -- |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Great Grebe
Extinct
Alaotra Grebe
About These Birds
Great Grebe
Great Grebe (Podiceps major) is the largest New World grebe at 70–77 cm. Long neck with chestnut-red sides in breeding plumage; dark brown above; long pointed bill. Inhabits large freshwater lakes, rivers, and coastal bays along the Pacific and Atlantic coasts of South America from Peru and Brazil to Argentina. Feeds on fish by diving.
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.