Rufous-bellied Chachalaca vs Andean Guan
Ortalis wagleri 比較対象 Penelope montagnii
Side-by-Side Comparison
| 属性 | Rufous-bellied Chachalaca | Andean Guan |
|---|---|---|
| 学名 | Ortalis wagleri | Penelope montagnii |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 48.3 cm (19.0 in) | 48.3 cm (19.0 in) |
| 体重 | 834.0 g (29.42 oz) | 650.0 g (22.93 oz) |
| 食性 | Feeds on fruits, berries, seeds, leaves, and small invertebrates in Mexican thorn scrub and deciduous … | Eats fruits, berries, leaves, flowers, and buds in Andean cloud forests. Forages at all levels … |
| 一腹卵数 | 3 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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.
Andean Guan
Emits deep, resonant honking calls and loud wing-whirring display flights. Andean cloud forest echoes with both calls and wing-whirring at dawn across multiple Penelope guans.
Geographic Range & Migration
Rufous-bellied Chachalaca
Endemic to the Pacific coast of western Mexico from Sinaloa to Colima. Found in tropical dry forest and thorn scrub.
Andean Guan
Resident in the Andes from Venezuela and Colombia south to Bolivia at 1,500-3,600 m. Found in humid cloud forest and montane scrub.
保全状況
Rufous-bellied Chachalaca
Andean Guan
How to Tell Them Apart
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.
Andean Guan
Dark olive-brown above; bare red throat wattle; neck and breast streaked white on dark background; lower belly and flanks rufous-chestnut; tail dark with slight gloss.
About These Birds
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.
Andean Guan
アンデス山脈の雲霧林に広く分布するグアンで、コロンビアからボリビアまでの高地に生息する。アンデスの霧がかった森に適応した種で、果実や葉を採食する。