Rufous-bellied Chachalaca vs Rusty-margined Guan
Ortalis wagleri مقارنةً بـ Penelope superciliaris
Side-by-Side Comparison
| السمة | Rufous-bellied Chachalaca | Rusty-margined Guan |
|---|---|---|
| الاسم العلمي | Ortalis wagleri | Penelope superciliaris |
| الرتبة | Galliformes | Galliformes |
| الفصيلة | Cracidae | Cracidae |
| حالة الحفاظ | Least Concern | Near Threatened |
| الطول | — | — |
| طول الجناح | 48,3 cm (19.0 in) | 49,7 cm (19.6 in) |
| الوزن | 834,0 g (29.42 oz) | 950,0 g (33.51 oz) |
| النظام الغذائي | Feeds on fruits, berries, seeds, leaves, and small invertebrates in Mexican thorn scrub and deciduous … | Eats fruits, berries, seeds, leaves, and small invertebrates in South American Atlantic and Cerrado forest … |
| عدد البيض في الوضع | 3 | 3 |
| Population Trend | — | — |
Habitat Comparison
الموائل المشتركة
Rufous-bellied Chachalaca only
بلا
Rusty-margined Guan only
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.
Rusty-margined Guan
Emits a loud, resonant honking cackle and loud wing-whirring. Calls are similar to Spix's Guan; the wing-whirr display is standard for the genus in South American forest.
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.
Rusty-margined Guan
Resident in Brazil from Bahia south to Rio Grande do Sul and in adjacent Paraguay and Argentina. Found in Atlantic Forest and gallery woodland.
حالة الحفاظ
Rufous-bellied Chachalaca
Rusty-margined 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.
Rusty-margined Guan
Dark brown above; prominent pale buff-white supercilium; bare red throat; breast streaked white; wing coverts and secondaries edged rusty-rufous; lower belly rufous-chestnut; tail 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.
Rusty-margined Guan
A medium-sized cracid (~950 g) of family Cracidae, with rusty-brown wing margins and a red wattle. Inhabits Atlantic Forest, cerrado woodland edges, and humid forests in eastern and central Brazil and bordering countries. Feeds on fruits, leaves, and seeds in forest canopy. Near Threatened due to Atlantic Forest loss and hunting; one of the most common guans in its range.