Rufous-bellied Chachalaca vs Cauca Guan
Ortalis wagleri в сравнении с Penelope perspicax
Side-by-Side Comparison
| Характеристика | Rufous-bellied Chachalaca | Cauca Guan |
|---|---|---|
| Научное название | Ortalis wagleri | Penelope perspicax |
| Отряд | Galliformes | Galliformes |
| Семейство | Cracidae | Cracidae |
| Охранный статус | Least Concern | Vulnerable |
| Длина | — | — |
| Размах крыльев | 48,3 cm (19.0 in) | 65,0 cm (25.6 in) |
| Масса | 834,0 g (29.42 oz) | 1197,0 g (42.22 oz) |
| Питание | Feeds on fruits, berries, seeds, leaves, and small invertebrates in Mexican thorn scrub and deciduous … | Frugivorous; eats fruits, berries, and leaves in Colombian Cauca Valley forests. Critically endangered with very … |
| Размер кладки | 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.
Cauca Guan
Produces a loud, honking cackle and powerful wing-whirring display. Critically endangered; calls carry across Colombian Cauca Valley forest fragments; wing-whirr is diagnostic.
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.
Cauca Guan
Endemic to the Cauca Valley of Colombia. Found in humid forest remnants at 1,000-2,000 m. Critically endangered.
Охранный статус
Rufous-bellied Chachalaca
Cauca 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.
Cauca Guan
Dark brownish-black above; neck and breast streaked white; bare red throat skin; lower underparts deep rufous-chestnut; back faintly glossed; tail dark brown. White streaking is bolder than in most Penelope …
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.
Cauca Guan
A medium-large cracid (~1.2 kg) of family Cracidae, with olive-brown plumage and a red throat wattle. Endemic to the upper Cauca Valley of Colombia at 1,200–2,400 m elevation. Inhabits remnant humid Andean forests. Arboreal, feeding on fruits and seeds. Vulnerable due to severe deforestation in one of Colombia's most densely populated valleys and ongoing hunting pressure.