Bare-faced Curassow vs Rufous-bellied Chachalaca
Crax fasciolata 比較対象 Ortalis wagleri
Side-by-Side Comparison
| 属性 | Bare-faced Curassow | Rufous-bellied Chachalaca |
|---|---|---|
| 学名 | Crax fasciolata | Ortalis wagleri |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Vulnerable | Least Concern |
| 体長 | — | — |
| 翼開長 | 71.0 cm (28.0 in) | 48.3 cm (19.0 in) |
| 体重 | 2580.0 g (91.01 oz) | 834.0 g (29.42 oz) |
| 食性 | Frugivorous; eats large fallen fruits, seeds, and invertebrates on ground in Brazilian Cerrado, pantanal, and … | Feeds on fruits, berries, seeds, leaves, and small invertebrates in Mexican thorn scrub and deciduous … |
| 一腹卵数 | 2-3 | 3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Bare-faced Curassow
Produces a deep, resonant booming call; male and female give guttural clucking contact calls. Calls carry through Brazilian Cerrado and gallery forest at dawn.
Rufous-bellied Chachalaca
Produces a loud, deep raucous chorus; the lowest-pitched Ortalis chachalaca call. The deep, resonant cha-cha-LAC booms across Mexican Pacific slope deciduous forest at dawn.
Geographic Range & Migration
Bare-faced Curassow
Resident in central South America from Brazil south to Bolivia, Paraguay, and Argentina. Found in cerrado, dry forest, and gallery woodland.
Rufous-bellied Chachalaca
Endemic to the Pacific coast of western Mexico from Sinaloa to Colima. Found in tropical dry forest and thorn scrub.
保全状況
Bare-faced Curassow
Rufous-bellied Chachalaca
How to Tell Them Apart
Bare-faced Curassow
Male is glossy black with white belly; curly crest; large area of bare yellow facial skin; yellow bill with no knob. Female is black barred with chestnut; extensive bare facial …
Rufous-bellied Chachalaca
Olive-brown above; head grey with bare reddish throat; underparts strongly washed rufous-buff becoming deep rufous on belly and flanks; graduated tail dark brown with pale-tipped outer feathers.
About These Birds
Bare-faced Curassow
バーレッドクラシャウ（Crax fasciolata）— ブラジル中部からアルゼンチン北部にかけての森林に生息するホッコ。メスには茶色の縞模様がある。
Rufous-bellied Chachalaca
A larger chachalaca (~834 g) of family Cracidae, with a rufous wash on the underparts. Endemic to the Pacific slope of northwestern Mexico, from Sonora to Jalisco. Inhabits tropical dry forest, thorn scrub, and deciduous woodland. Forages in groups on fruits, seeds, and insects. Least Concern; range restricted to the Mexican Pacific coast but populations remain stable.