Sickle-winged Guan vs West Mexican Chachalaca
Chamaepetes goudotii so với Ortalis poliocephala
Side-by-Side Comparison
| Thuộc Tính | Sickle-winged Guan | West Mexican Chachalaca |
|---|---|---|
| Tên Khoa Học | Chamaepetes goudotii | Ortalis poliocephala |
| Bộ | Galliformes | Galliformes |
| Họ | Cracidae | Cracidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 50,7 cm (20.0 in) | 52,0 cm (20.5 in) |
| Khối Lượng | 702,0 g (24.76 oz) | 760,0 g (26.81 oz) |
| Chế Độ Ăn | 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 … |
| Số Trứng | 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.
Tình Trạng Bảo Tồn
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
A medium-sized cracid (~700 g) of family Cracidae, with sickle-shaped outer primaries and blue facial skin. Inhabits humid Andean cloud forests and forest edges from Colombia to Bolivia at 900–3,000 m elevation. Arboreal, feeding mainly on small fruits and berries. Least Concern; widely distributed in the Andean cloud forest zone and common in undisturbed montane habitats.
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.