Rufous-bellied Chachalaca vs Crested Guan
Ortalis wagleri 比較対象 Penelope purpurascens
Side-by-Side Comparison
| 属性 | Rufous-bellied Chachalaca | Crested Guan |
|---|---|---|
| 学名 | Ortalis wagleri | Penelope purpurascens |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | — | — |
| 翼開長 | 48.3 cm (19.0 in) | 75.9 cm (29.9 in) |
| 体重 | 834.0 g (29.42 oz) | 1939.5 g (68.41 oz) |
| 食性 | Feeds on fruits, berries, seeds, leaves, and small invertebrates in Mexican thorn scrub and deciduous … | Eats fruits, berries, seeds, leaves, and flowers in Central and South American lowland and foothill … |
| 一腹卵数 | 3 | 2-3 |
| 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.
Crested Guan
Emits a loud, resonant honking cackle and sustained wing-whirring display. The resonant honk carries through Central American and northern South American tropical forest canopy.
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.
Crested Guan
Resident from Mexico and Central America south to western Ecuador and Venezuela at sea level to 2,400 m. Found in humid forest.
保全状況
Rufous-bellied Chachalaca
Crested 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.
Crested Guan
Dark brownish-black with purplish gloss; prominent erectile dark crest; bare red throat wattle; neck and breast finely streaked white; lower belly rufous-chestnut; tail long and dark.
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.
Crested Guan
メキシコから南米北部にかけて広く分布するグアンで、この属で最も分布域が広い。熱帯雨林から山地林まで様々な森林環境に生息し、果実や葉を採食する。