Grey-headed Chachalaca vs White-bellied Chachalaca
Ortalis cinereiceps 比較対象 Ortalis leucogastra
Side-by-Side Comparison
| 属性 | Grey-headed Chachalaca | White-bellied Chachalaca |
|---|---|---|
| 学名 | Ortalis cinereiceps | Ortalis leucogastra |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 41.1 cm (16.2 in) | 41.7 cm (16.4 in) |
| 体重 | 566.5 g (19.98 oz) | 499.5 g (17.62 oz) |
| 食性 | Frugivorous and folivorous; eats fruits, berries, leaves, and buds in Central American forest edges and … | Frugivorous; eats fruits, berries, seeds, and leaves in Central American forest edges and scrubby second-growth … |
| 一腹卵数 | 3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Grey-headed Chachalaca
Produces a loud, raucous cha-cha-lac chorus at dawn; individual notes are hoarser and lower than Plain Chachalaca. Groups call antiphonally from treetops in Central American forest edge.
White-bellied Chachalaca
Emits a loud, raucous chachalaca chorus; individual call is slightly higher and thinner. Dawn choruses ring across Central American Pacific slope forest and scrub.
Geographic Range & Migration
Grey-headed Chachalaca
Resident from Honduras south through Central America to Panama and northwestern Colombia. Found in humid forest and dense vegetation.
White-bellied Chachalaca
Resident in Central America from Mexico south to Nicaragua. Found in tropical dry and humid forests and forest edges.
保全状況
Grey-headed Chachalaca
White-bellied Chachalaca
How to Tell Them Apart
Grey-headed Chachalaca
Olive-brown body; head and neck distinctly grey contrasting with brownish back; bare reddish throat skin; underparts pale buff-grey; tail graduated, brown with paler tips on outer feathers.
White-bellied Chachalaca
Olive-brown upperparts; grey head with bare reddish throat; underparts strikingly white-bellied, contrasting sharply with brownish sides; tail dark with white tips on outer feathers.
About These Birds
Grey-headed Chachalaca
A medium-sized cracid (~565 g) of family Cracidae, with a distinctive grey head and olive-brown body. Inhabits humid tropical forests, forest edges, and scrublands from Honduras south to northwestern Colombia. Forages in groups for fruits, berries, leaves, and insects in the understory and canopy. Least Concern; common throughout its range in Central American lowlands.
White-bellied Chachalaca
A medium-sized cracid (~500 g) of family Cracidae, distinguished by pale whitish underparts. Found in Pacific lowland forests, scrub, and forest edges from southern Mexico to northwestern Costa Rica. Forages in noisy flocks on fruits, buds, and seeds in the forest canopy and edges. Least Concern; thrives in disturbed habitats and secondary growth across its Central American range.