West Mexican Chachalaca vs Scaled Chachalaca
Ortalis poliocephala 비교 대상 Ortalis squamata
Side-by-Side Comparison
| 속성 | West Mexican Chachalaca | Scaled Chachalaca |
|---|---|---|
| 학명 | Ortalis poliocephala | Ortalis squamata |
| 목 | Galliformes | Galliformes |
| 과 | Cracidae | Cracidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 52.0 cm (20.5 in) | 41.2 cm (16.2 in) |
| 체중 | 760.0 g (26.81 oz) | 559.0 g (19.72 oz) |
| 식성 | Frugivorous; eats fruits, berries, seeds, and leaves in West Mexican scrub and forest edges. Also … | Eats fruits, berries, seeds, and leaves in Atlantic forest edges and secondary growth of southeastern … |
| 산란 수 | 2-3 | 3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
West Mexican Chachalaca
Emits a loud, raucous chachalaca chorus; individual calls are slightly lower than Plain Chachalaca. Dawn choruses boom across Mexico's Pacific slope thornscrub and tropical dry forest.
Scaled Chachalaca
Produces a loud, raucous chachalaca chorus; calls are slightly deeper than East Brazilian Chachalaca. Groups call from treetops in southeastern Brazilian Atlantic forest edge at dawn.
Geographic Range & Migration
West Mexican Chachalaca
Endemic to the Pacific coast of Mexico from Sonora south to Jalisco. Found in tropical dry forest and thorn scrub.
Scaled Chachalaca
Resident in southeastern Brazil from Espírito Santo to Rio Grande do Sul. Found in Atlantic Forest and gallery woodland.
보전 상태
West Mexican Chachalaca
Scaled Chachalaca
How to Tell Them Apart
West Mexican Chachalaca
Olive-brown above with greyish head; bare reddish throat skin; underparts pale grey with buff-olive flanks; tail long and dark brown with white tips on outer feathers. Overall paler than eastern …
Scaled Chachalaca
Olive-brown above; grey head; bare reddish throat; breast and flanks prominently scaled with dark feather edges creating scalloped pattern; tail dark with pale-tipped outer feathers.
About These Birds
West Mexican Chachalaca
A large chachalaca (~760 g) of family Cracidae, with a grey head and brownish body. Endemic to Mexico, inhabiting tropical dry and semi-deciduous forests of the Pacific coast from Jalisco to Oaxaca. Forages in groups for fruits, leaves, and seeds in forest canopy and understory. Least Concern; well adapted to secondary growth and forest edges throughout its restricted Mexican range.
Scaled Chachalaca
A medium-sized cracid (~560 g) of family Cracidae, with scaly patterning on the neck and upper breast. Endemic to southeastern Brazil, inhabiting Atlantic Forest and its edges, humid lowland forests, and secondary vegetation. Forages in groups for fruits and seeds in the forest canopy. Least Concern; restricted to one of the world's most threatened biomes but adaptable to degraded habitats.