Grey-headed Chachalaca vs Baudo Guan
Ortalis cinereiceps 比較対象 Penelope ortoni
Side-by-Side Comparison
| 属性 | Grey-headed Chachalaca | Baudo Guan |
|---|---|---|
| 学名 | Ortalis cinereiceps | Penelope ortoni |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Least Concern | Endangered |
| 体長 | — | — |
| 翼開長 | 41.1 cm (16.2 in) | 53.5 cm (21.1 in) |
| 体重 | 566.5 g (19.98 oz) | 1025.5 g (36.17 oz) |
| 食性 | Frugivorous and folivorous; eats fruits, berries, leaves, and buds in Central American forest edges and … | Frugivorous; eats fruits, berries, seeds, and leaves in Chocó rainforests of Colombia and Ecuador. Diet … |
| 一腹卵数 | 3 | 2 |
| Population Trend | — | — |
Habitat Comparison
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.
Baudo Guan
Produces a loud, resonant honking cackle and wing-whirring display flights. Calls carry through Colombian and Ecuadorian Chocó rainforest; wing-whirring display is dramatic.
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.
Baudo Guan
Resident in the western Andes of Colombia in the Baudó Mountains. Found in humid foothill and montane forest, 100-1,700 m.
保全状況
Grey-headed Chachalaca
Baudo Guan
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.
Baudo Guan
Dark brownish-black overall; throat red-skinned; neck and upper breast finely streaked white; lower underparts rufous-chestnut; tail long and dark; white streaking extends onto mantle.
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.
Baudo Guan
エクアドルとペルーの太平洋岸低地林に生息するグアンで、絶滅危惧種。生息地の森林破壊と狩猟による圧力にさらされており、保護活動が行われている。