Alagoas Curassow vs White-browed Guan
Mitu mitu 比較対象 Penelope jacucaca
Side-by-Side Comparison
| 属性 | Alagoas Curassow | White-browed Guan |
|---|---|---|
| 学名 | Mitu mitu | Penelope jacucaca |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Extinct in the Wild | Vulnerable |
| 体長 | — | — |
| 翼開長 | 79.2 cm (31.2 in) | 56.1 cm (22.1 in) |
| 体重 | 2852.5 g (100.62 oz) | 1438.0 g (50.72 oz) |
| 食性 | Frugivorous; eats fruits, seeds, and invertebrates in the ground and forest understorey. Extinct in wild; … | Eats fruits, berries, seeds, and leaves in Brazilian caatinga dry forests. Vulnerable; forages in canopy … |
| 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.
White-browed Guan
Emits a loud, resonant honking cackle and wing-whirring display. Calls carry through Caatinga and dry Brazilian forest; one of the more arid-adapted Penelope guans.
Geographic Range & Migration
Alagoas Curassow
Endemic to northeastern Brazil in Alagoas. Extinct in the wild; survives only in captivity. Last wild record was 1980s.
White-browed Guan
Endemic to the caatinga of northeastern Brazil in Pernambuco, Alagoas, Bahia, and Piauí. Found in dry scrubland.
保全状況
Alagoas Curassow
White-browed 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 …
White-browed Guan
Dark brownish-black; distinctive broad white supercilium above bare red facial skin; throat wattled red; breast finely streaked white; lower belly rufous-chestnut; tail long and dark.
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。
White-browed Guan
ブラジル北東部の半乾燥低木林（カアチンガ）に特有のグアンで、乾燥した環境への適応が際立つ。絶滅危惧種に指定されており個体数が少ない。