Alagoas Curassow vs West Mexican Chachalaca
Mitu mitu 比較対象 Ortalis poliocephala
Side-by-Side Comparison
| 属性 | Alagoas Curassow | West Mexican Chachalaca |
|---|---|---|
| 学名 | Mitu mitu | Ortalis poliocephala |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Extinct in the Wild | Least Concern |
| 体長 | — | — |
| 翼開長 | 79.2 cm (31.2 in) | 52.0 cm (20.5 in) |
| 体重 | 2852.5 g (100.62 oz) | 760.0 g (26.81 oz) |
| 食性 | Frugivorous; eats fruits, seeds, and invertebrates in the ground and forest understorey. Extinct in wild; … | Frugivorous; eats fruits, berries, seeds, and leaves in West Mexican scrub and forest edges. Also … |
| 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.
West Mexican Chachalaca
Emits a loud, raucous chachalaca chorus; individual calls are slightly lower than Plain Chachalaca. Dawn choruses boom across Mexico's Pacific slope thornscrub and tropical dry 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.
West Mexican Chachalaca
Endemic to the Pacific coast of Mexico from Sonora south to Jalisco. Found in tropical dry forest and thorn scrub.
保全状況
Alagoas Curassow
West Mexican Chachalaca
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 …
West Mexican Chachalaca
Olive-brown above with greyish head; bare reddish throat skin; underparts pale grey with buff-olive flanks; tail long and dark brown with white tips on outer feathers. Overall paler than eastern …
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。
West Mexican Chachalaca
A large chachalaca (~760 g) of family Cracidae, with a grey head and brownish body. Endemic to Mexico, inhabiting tropical dry and semi-deciduous forests of the Pacific coast from Jalisco to Oaxaca. Forages in groups for fruits, leaves, and seeds in forest canopy and understory. Least Concern; well adapted to secondary growth and forest edges throughout its restricted Mexican range.