Sickle-winged Guan vs West Mexican Chachalaca
Chamaepetes goudotii 比較対象 Ortalis poliocephala
Side-by-Side Comparison
| 属性 | Sickle-winged Guan | West Mexican Chachalaca |
|---|---|---|
| 学名 | Chamaepetes goudotii | Ortalis poliocephala |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 50.7 cm (20.0 in) | 52.0 cm (20.5 in) |
| 体重 | 702.0 g (24.76 oz) | 760.0 g (26.81 oz) |
| 食性 | Frugivorous; eats fruits, berries, seeds, and leaves in Andean foothill and montane forests. Forages at … | Frugivorous; eats fruits, berries, seeds, and leaves in West Mexican scrub and forest edges. Also … |
| 一腹卵数 | 2-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sickle-winged Guan
Emits a loud, resonant cackling call and loud wing-whirring. The guan call carries through Andean cloud forest; wing-whirring display flight is a diagnostic feature in the mountains.
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.
Geographic Range & Migration
Sickle-winged Guan
Resident in the Andes from Colombia south to Bolivia at 1,500-3,400 m. Found in humid cloud forest.
West Mexican Chachalaca
Endemic to the Pacific coast of Mexico from Sonora south to Jalisco. Found in tropical dry forest and thorn scrub.
保全状況
Sickle-winged Guan
West Mexican Chachalaca
How to Tell Them Apart
Sickle-winged Guan
Dark chestnut-brown above and on breast; lower belly rufous-chestnut; bare blue facial skin around eye; wings distinctively curved sickle-like; no wattle; tail dark brown.
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 …
About These Birds
Sickle-winged Guan
ホウカンチョウ科の中型鳥類（約700 g）で鎌状の初列風切羽と青い顔面皮膚を持つ。コロンビアからボリビアのアンデス雲霧林・林縁（900〜3,000 m）に生息。樹上生活。果実食性。
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.