Alagoas Curassow vs Razor-billed Curassow
Mitu mitu 比較対象 Mitu tuberosum
Side-by-Side Comparison
| 属性 | Alagoas Curassow | Razor-billed Curassow |
|---|---|---|
| 学名 | Mitu mitu | Mitu tuberosum |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Extinct in the Wild | Near Threatened |
| 体長 | — | — |
| 翼開長 | 79.2 cm (31.2 in) | 77.1 cm (30.4 in) |
| 体重 | 2852.5 g (100.62 oz) | 2893.3333333333335 g (102.06 oz) |
| 食性 | Frugivorous; eats fruits, seeds, and invertebrates in the ground and forest understorey. Extinct in wild; … | Eats fruits, palm fruits, seeds, and invertebrates in Amazonian lowland forests. Forages mainly on ground … |
| 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.
Razor-billed Curassow
Emits a deep, resonant booming call; male's boom is among the most powerful of any cracid. The thundering boom echoes far through western Amazonian terra firme forest at dawn.
Geographic Range & Migration
Alagoas Curassow
Endemic to northeastern Brazil in Alagoas. Extinct in the wild; survives only in captivity. Last wild record was 1980s.
Razor-billed Curassow
Resident across much of the Amazon Basin from Colombia and Venezuela south to Bolivia and Brazil. Found in lowland and várzea rainforest.
保全状況
Alagoas Curassow
Razor-billed 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 …
Razor-billed Curassow
Glossy blue-black overall; white lower belly and undertail coverts; distinctive laterally compressed blade-like red bill with small red knob at base; no crest; legs red.
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。
Razor-billed Curassow
アマゾン川流域に広く分布するラザルドクラシオウ。体長75〜85cm。黒い羽毛と嘴の瘤が特徴的。低地の熱帯雨林で果実や種子を食べる。狩猟圧が高い。低危険種。