Andean Guan vs Rusty-margined Guan
Penelope montagnii 比較対象 Penelope superciliaris
Side-by-Side Comparison
| 属性 | Andean Guan | Rusty-margined Guan |
|---|---|---|
| 学名 | Penelope montagnii | Penelope superciliaris |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | — | — |
| 翼開長 | 48.3 cm (19.0 in) | 49.7 cm (19.6 in) |
| 体重 | 650.0 g (22.93 oz) | 950.0 g (33.51 oz) |
| 食性 | Eats fruits, berries, leaves, flowers, and buds in Andean cloud forests. Forages at all levels … | Eats fruits, berries, seeds, leaves, and small invertebrates in South American Atlantic and Cerrado forest … |
| 一腹卵数 | 2 | 3 |
| 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.
Rusty-margined Guan
Emits a loud, resonant honking cackle and loud wing-whirring. Calls are similar to Spix's Guan; the wing-whirr display is standard for the genus in South American forest.
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.
Rusty-margined Guan
Resident in Brazil from Bahia south to Rio Grande do Sul and in adjacent Paraguay and Argentina. Found in Atlantic Forest and gallery woodland.
保全状況
Andean Guan
Rusty-margined 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.
Rusty-margined Guan
Dark brown above; prominent pale buff-white supercilium; bare red throat; breast streaked white; wing coverts and secondaries edged rusty-rufous; lower belly rufous-chestnut; 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。
Rusty-margined Guan
ブラジルとボリビア東部の熱帯林に生息するグアンで、白い眉斑が特徴的。アマゾン流域周辺の熱帯・亜熱帯林に生息し、果実や葉を採食する。