Rufous-vented Chachalaca vs Helmeted Curassow
Ortalis ruficauda 比較対象 Pauxi pauxi
Side-by-Side Comparison
| 属性 | Rufous-vented Chachalaca | Helmeted Curassow |
|---|---|---|
| 学名 | Ortalis ruficauda | Pauxi pauxi |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | — | — |
| 翼開長 | 44.0 cm (17.3 in) | 75.9 cm (29.9 in) |
| 体重 | 604.4 g (21.32 oz) | 3150.0 g (111.11 oz) |
| 食性 | Eats fruits, berries, leaves, flowers, and small insects in Venezuelan forest edges, scrub, and coastal … | Eats large seeds, fruits, and small invertebrates on the forest floor in Venezuelan and Colombian … |
| 一腹卵数 | 3-4 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Rufous-vented Chachalaca
Produces a loud, raucous chachalaca chorus; individual notes are slightly harsher than Plain Chachalaca. Dawn choruses ring across Venezuelan and Trinidadian dry forest and forest edge.
Helmeted Curassow
Produces a deep, far-carrying booming call and guttural contact calls. The powerful boom echoes through Colombian and Venezuelan montane forest; contact calls are deep, resonant clucks.
Geographic Range & Migration
Rufous-vented Chachalaca
Resident in northern Venezuela and Trinidad. Found in dry forest, scrub, and woodland edges in lowland areas.
Helmeted Curassow
Resident in the Andes foothills of Venezuela and Colombia at 200-1,500 m. Found in humid lowland and foothill forest. Vulnerable.
保全状況
Rufous-vented Chachalaca
Helmeted Curassow
How to Tell Them Apart
Rufous-vented Chachalaca
Olive-brown above; grey head; bare reddish throat; underparts buff-grey grading to rich rufous-cinnamon on vent and undertail coverts; tail dark brown with buff-tipped outer feathers.
Helmeted Curassow
Glossy black throughout; white lower belly and vent; spectacular large grey-blue casque on forehead; red bill; no crest; legs red. The grey-blue helmet-like casque is unmistakable and unique.
About These Birds
Rufous-vented Chachalaca
A medium-sized cracid (~605 g) of family Cracidae, with rufous undertail coverts and a bare red throat. Found in forest edges, thorn scrub, and deciduous woodland in Venezuela and Trinidad. Forages in groups for fruits, seeds, and leaves. Least Concern; a familiar bird in Venezuela, adapted to disturbed habitats and gardens as well as natural scrublands.
Helmeted Curassow
ベネズエラとコロンビアの山岳林に生息するサケズドリで、青みがかった球状の嘴盾が顕著な特徴。地上で採食し、地面に落ちた果実や種子を食べる。