Alagoas Curassow vs Sira Curassow
Mitu mitu 比較対象 Pauxi koepckeae
Side-by-Side Comparison
| 属性 | Alagoas Curassow | Sira Curassow |
|---|---|---|
| 学名 | Mitu mitu | Pauxi koepckeae |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Extinct in the Wild | Critically Endangered |
| 体長 | — | — |
| 翼開長 | 79.2 cm (31.2 in) | 93.6 cm (36.9 in) |
| 体重 | 2852.5 g (100.62 oz) | 3745.0 g (132.10 oz) |
| 食性 | Frugivorous; eats fruits, seeds, and invertebrates in the ground and forest understorey. Extinct in wild; … | Eats large seeds, fruits, and invertebrates in Peruvian foothill forests. Critically endangered; diet poorly documented. |
| 一腹卵数 | 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.
Sira Curassow
Produces a deep, resonant booming call. Critically Endangered; calls are essentially unknown in the wild; captive birds give deep, resonant booming typical of Pauxi curassows.
Geographic Range & Migration
Alagoas Curassow
Endemic to northeastern Brazil in Alagoas. Extinct in the wild; survives only in captivity. Last wild record was 1980s.
Sira Curassow
Endemic to the Sira Cordillera of central Peru in Ucayali and Huánuco at 600-1,400 m. Found in humid foothill forest. Critically endangered.
保全状況
Alagoas Curassow
Sira Curassow
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 …
Sira Curassow
Glossy black overall; white lower belly; pale blue-grey conical casque on forehead similar to Horned Curassow; red bill and red legs. Extremely rare and poorly known; casque shape and large …
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。
Sira Curassow
ペルー固有のサケズドリで、アンデス山脈東斜面の雲霧林に生息する。球状の角盾が特徴的で、生息地の消失と狩猟により絶滅危惧種に指定されている。