Grey-headed Chachalaca vs Rufous-headed Chachalaca
Ortalis cinereiceps so với Ortalis erythroptera
Side-by-Side Comparison
| Thuộc Tính | Grey-headed Chachalaca | Rufous-headed Chachalaca |
|---|---|---|
| Tên Khoa Học | Ortalis cinereiceps | Ortalis erythroptera |
| Bộ | Galliformes | Galliformes |
| Họ | Cracidae | Cracidae |
| Tình Trạng Bảo Tồn | Least Concern | Vulnerable |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 41,1 cm (16.2 in) | 43,8 cm (17.2 in) |
| Khối Lượng | 566,5 g (19.98 oz) | 632,5 g (22.31 oz) |
| Chế Độ Ăn | Frugivorous and folivorous; eats fruits, berries, leaves, and buds in Central American forest edges and … | Frugivorous; eats fruits, berries, seeds, and leaves in Pacific slope forests and forest edges of … |
| Số Trứng | 3 | 3 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Grey-headed Chachalaca only
Không
Rufous-headed Chachalaca only
Song & Call Comparison
Grey-headed Chachalaca
Produces a loud, raucous cha-cha-lac chorus at dawn; individual notes are hoarser and lower than Plain Chachalaca. Groups call antiphonally from treetops in Central American forest edge.
Rufous-headed Chachalaca
Emits a loud, raucous chachalaca chorus; individual calls are slightly higher than Rufous-vented. Dawn choruses carry across Ecuadorian and Peruvian coastal dry forest.
Geographic Range & Migration
Grey-headed Chachalaca
Resident from Honduras south through Central America to Panama and northwestern Colombia. Found in humid forest and dense vegetation.
Rufous-headed Chachalaca
Resident in western Ecuador and northwestern Peru. Found in tropical deciduous forest and scrub in the Tumbes-Chocó-Magdalena region.
Tình Trạng Bảo Tồn
Grey-headed Chachalaca
Rufous-headed Chachalaca
How to Tell Them Apart
Grey-headed Chachalaca
Olive-brown body; head and neck distinctly grey contrasting with brownish back; bare reddish throat skin; underparts pale buff-grey; tail graduated, brown with paler tips on outer feathers.
Rufous-headed Chachalaca
Brownish-olive body; head and upper neck warm rufous-cinnamon, distinctly contrasting with greyish-brown back; bare reddish throat wattle; underparts pale buff; tail dark with pale outer tips.
About These Birds
Grey-headed Chachalaca
A medium-sized cracid (~565 g) of family Cracidae, with a distinctive grey head and olive-brown body. Inhabits humid tropical forests, forest edges, and scrublands from Honduras south to northwestern Colombia. Forages in groups for fruits, berries, leaves, and insects in the understory and canopy. Least Concern; common throughout its range in Central American lowlands.
Rufous-headed Chachalaca
A medium-sized cracid (~630 g) of family Cracidae, with a striking rufous head. Inhabits humid and deciduous forests, forest edges, and scrub in western Ecuador and northwestern Peru. Feeds on fruits and leaves in the forest understory and canopy. Vulnerable due to extensive deforestation in the Tumbesian region, one of the world's most threatened biodiversity hotspots.