Andean Guan vs Chestnut-bellied Guan
Penelope montagnii 比較対象 Penelope ochrogaster
Side-by-Side Comparison
| 属性 | Andean Guan | Chestnut-bellied Guan |
|---|---|---|
| 学名 | Penelope montagnii | Penelope ochrogaster |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | — | — |
| 翼開長 | 48.3 cm (19.0 in) | 64.1 cm (25.2 in) |
| 体重 | 650.0 g (22.93 oz) | 1214.5 g (42.84 oz) |
| 食性 | Eats fruits, berries, leaves, flowers, and buds in Andean cloud forests. Forages at all levels … | Frugivorous; eats fruits, berries, seeds, and leaves in Brazilian Cerrado and gallery forests. Vulnerable species. |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Andean Guan
Emits deep, resonant honking calls and loud wing-whirring display flights. Andean cloud forest echoes with both calls and wing-whirring at dawn across multiple Penelope guans.
Chestnut-bellied Guan
Produces a loud, resonant honking cackle and wing-whirring display flights. Calls carry through Brazilian interior forest; classified Vulnerable due to habitat loss.
Geographic Range & Migration
Andean Guan
Resident in the Andes from Venezuela and Colombia south to Bolivia at 1,500-3,600 m. Found in humid cloud forest and montane scrub.
Chestnut-bellied Guan
Endemic to central Brazil in the cerrado of Goiás and Mato Grosso. Found in dry forest and cerrado woodland near gallery forest.
保全状況
Andean Guan
Chestnut-bellied Guan
How to Tell Them Apart
Andean Guan
Dark olive-brown above; bare red throat wattle; neck and breast streaked white on dark background; lower belly and flanks rufous-chestnut; tail dark with slight gloss.
Chestnut-bellied Guan
Dark brownish-black above; bare red throat wattle; neck and breast streaked white on dark; belly and flanks rich uniform chestnut-orange, more saturated than most Penelope guans; tail dark.
About These Birds
Andean Guan
アンデス山脈の雲霧林に広く分布するグアンで、コロンビアからボリビアまでの高地に生息する。アンデスの霧がかった森に適応した種で、果実や葉を採食する。
Chestnut-bellied Guan
ブラジル中部のセラード（熱帯草原）と移行林に生息するグアンで、橙色がかった腹部が名前の由来。生息地の農地化により個体数が減少している。