Alagoas Curassow vs Marail Guan
Mitu mitu 比較対象 Penelope marail
Side-by-Side Comparison
| 属性 | Alagoas Curassow | Marail Guan |
|---|---|---|
| 学名 | Mitu mitu | Penelope marail |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Extinct in the Wild | Least Concern |
| 体長 | — | — |
| 翼開長 | 79.2 cm (31.2 in) | 64.3 cm (25.3 in) |
| 体重 | 2852.5 g (100.62 oz) | 1067.0 g (37.64 oz) |
| 食性 | Frugivorous; eats fruits, seeds, and invertebrates in the ground and forest understorey. Extinct in wild; … | Frugivorous; eats fruits, berries, seeds, and leaves in Amazonian and Guianan lowland rainforests. Also takes … |
| 一腹卵数 | 2-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Alagoas Curassow
Extirpated from wild (EW). Calls documented from captive birds: a deep, resonant booming similar to Razor-billed Curassow; flocks give low, guttural clucking contact calls.
Marail Guan
Produces a loud, resonant honking cackle; wing-whirring display is loud and sustained. The carrying honk and powerful wing-whirr echo through Amazonian and Guyanan terra firme forest.
Geographic Range & Migration
Alagoas Curassow
Endemic to northeastern Brazil in Alagoas. Extinct in the wild; survives only in captivity. Last wild record was 1980s.
Marail Guan
Resident in the Guiana Highlands and adjacent areas of Venezuela, Guyana, Suriname, and northern Brazil. Found in montane and foothill forest.
保全状況
Alagoas Curassow
Marail Guan
How to Tell Them Apart
Alagoas Curassow
Glossy black body; white lower belly and undertail; massive compressed red bill with orange-yellow tip; no head ornamentation. Now extinct in wild; the large red razor bill was its most …
Marail Guan
Dark brownish-olive overall; neck and upper breast streaked white; bare red throat wattle; lower underparts rich rufous-chestnut; back with greenish gloss; tail long and dark brown.
About These Birds
Alagoas Curassow
ブラジルのアラゴアス州固有のアラゴアスクラシオウ。体長80〜90cm。黒い羽毛と赤い嘴基部の瘤が特徴的。野生では絶滅し、現在は繁殖プログラムのみで生存する。絶滅危惧種。
Marail Guan
ギアナ高地とアマゾン流域北部の熱帯雨林に生息するグアンで、果実を主食とする。比較的大型のグアンで、樹上性の傾向が強い。