Rufous-vented Chachalaca vs Buff-browed Chachalaca
Ortalis ruficauda 비교 대상 Ortalis superciliaris
Side-by-Side Comparison
| 속성 | Rufous-vented Chachalaca | Buff-browed Chachalaca |
|---|---|---|
| 학명 | Ortalis ruficauda | Ortalis superciliaris |
| 목 | Galliformes | Galliformes |
| 과 | Cracidae | Cracidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 44.0 cm (17.3 in) | 35.1 cm (13.8 in) |
| 체중 | 604.4 g (21.32 oz) | 549.3 g (19.38 oz) |
| 식성 | Eats fruits, berries, leaves, flowers, and small insects in Venezuelan forest edges, scrub, and coastal … | Eats fruits, berries, seeds, and leaves in eastern Amazonian and Cerrado forest edges. Diet poorly … |
| 산란 수 | 3-4 | 2-3 |
| 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.
Buff-browed Chachalaca
Produces a loud, raucous chachalaca chorus with individual calls slightly higher than Colombian Chachalaca. Dawn choruses carry across eastern Amazonian forest.
Geographic Range & Migration
Rufous-vented Chachalaca
Resident in northern Venezuela and Trinidad. Found in dry forest, scrub, and woodland edges in lowland areas.
Buff-browed Chachalaca
Resident in central and eastern Brazil from Mato Grosso to Pará and Maranhão. Found in cerrado and forest edges.
보전 상태
Rufous-vented Chachalaca
Buff-browed Chachalaca
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.
Buff-browed Chachalaca
Olive-brown overall; distinctive buff-white supercilium above reddish bare facial skin; throat skin pink; underparts pale buff-grey; tail dark with pale outer-feather tips.
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.
Buff-browed Chachalaca
A medium-sized cracid (~550 g) of family Cracidae, with a pale buff supercilium above the eye. Found in lowland and foothill forests and scrublands of eastern and southeastern Brazil. Forages in small social groups on fruits, seeds, and leaves. Least Concern; closely related to other eastern Brazilian chachalacas and classified as Least Concern with a broadly stable population.