Alagoas Curassow vs Bearded Guan
Mitu mitu 比較対象 Penelope barbata
Side-by-Side Comparison
| 属性 | Alagoas Curassow | Bearded Guan |
|---|---|---|
| 学名 | Mitu mitu | Penelope barbata |
| 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) | 48.4 cm (19.1 in) |
| 体重 | 2852.5 g (100.62 oz) | 822.8 g (29.02 oz) |
| 食性 | Frugivorous; eats fruits, seeds, and invertebrates in the ground and forest understorey. Extinct in wild; … | Eats fruits, berries, seeds, leaves, and flowers in Andean cloud forests of Ecuador and Peru. … |
| 一腹卵数 | 2-3 | 2 |
| 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.
Bearded Guan
Emits a loud, deep honking cackle and produces wing-whirring in display. Calls are resonant; the wing-whirr display is loud and penetrating in Ecuadorian and Peruvian cloud 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.
Bearded Guan
Resident in the Andes of southern Ecuador and northern Peru at 1,800-3,400 m. Found in humid montane forest.
保全状況
Alagoas Curassow
Bearded 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 …
Bearded Guan
Dark olive-brown above; throat with bare red skin and feathered lower edge resembling beard; neck and breast finely streaked white on dark brown; lower belly rufous-chestnut; tail 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。
Bearded Guan
エクアドルとペルーのアンデス南部に生息するグアンで、特徴的なあごの垂れ皮を持つ。絶滅危惧種に指定されており、生息地の保護が急務となっている。