Red-billed Curassow vs Alagoas Curassow
Crax blumenbachii 比較対象 Mitu mitu
Side-by-Side Comparison
| 属性 | Red-billed Curassow | Alagoas Curassow |
|---|---|---|
| 学名 | Crax blumenbachii | Mitu mitu |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Endangered | Extinct in the Wild |
| 体長 | — | — |
| 翼開長 | 76.8 cm (30.2 in) | 79.2 cm (31.2 in) |
| 体重 | 3250.0 g (114.64 oz) | 2852.5 g (100.62 oz) |
| 食性 | Eats large fruits, seeds, and invertebrates on Atlantic forest floor in Brazil. Critically endangered; diet … | Frugivorous; eats fruits, seeds, and invertebrates in the ground and forest understorey. Extinct in wild; … |
| 一腹卵数 | 1-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Red-billed Curassow
Emits a deep, resonant booming call; contact calls are loud, guttural clucking. Endangered; the powerful boom echoes through remnant Atlantic forest; increasingly scarce.
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.
Geographic Range & Migration
Red-billed Curassow
Endemic to the Atlantic Forest of southeastern Brazil in Rio de Janeiro and Espírito Santo. Found in lowland humid forest. Critically endangered.
Alagoas Curassow
Endemic to northeastern Brazil in Alagoas. Extinct in the wild; survives only in captivity. Last wild record was 1980s.
保全状況
Red-billed Curassow
Alagoas Curassow
How to Tell Them Apart
Red-billed Curassow
Male is glossy black with white lower belly; curly black crest; vivid red bill with no knob; no yellow facial skin. Female is black barred chestnut; bright red bill is …
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 …
About These Birds
Red-billed Curassow
レッドビルドクラシャウ（Crax blumenbachii）— ブラジル大西洋森林固有の大型のホッコ。赤い嘴コブをもつオスが特徴。絶滅の危機に瀕している。
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。