Horned Guan vs Band-tailed Guan
Oreophasis derbianus 比較対象 Penelope argyrotis
Side-by-Side Comparison
| 属性 | Horned Guan | Band-tailed Guan |
|---|---|---|
| 学名 | Oreophasis derbianus | Penelope argyrotis |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Endangered | Least Concern |
| 体長 | — | — |
| 翼開長 | 74.1 cm (29.2 in) | 52.8 cm (20.8 in) |
| 体重 | 2072.8 g (73.12 oz) | 798.0 g (28.15 oz) |
| 食性 | Frugivorous; eats fruits, especially bromeliads, leaves, and invertebrates in Mexican and Guatemalan cloud forests. Endangered. | Frugivorous; eats fruits, berries, leaves, flowers, and buds in Andean forests of Venezuela and Colombia. … |
| 一腹卵数 | 2 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Horned Guan
Emits a deep, resonant booming call and loud wing-whirring display. The extraordinary, far-carrying boom is one of the most powerful calls in the cloud forest; wing-whirring is vigorous.
Band-tailed Guan
Produces a loud, honking cackle and resonant wing-whirring in display flights. The deep, carrying honk and wing-whirr display is characteristic of this Andean Penelope guan.
Geographic Range & Migration
Horned Guan
Endemic to the volcanic highlands of Chiapas, Mexico, and adjacent Guatemala at 2,000-3,300 m. Found in cloud forest. Endangered.
Band-tailed Guan
Resident in the Andes and mountains of Colombia and Venezuela from 1,000-2,400 m. Found in humid montane forest.
保全状況
Horned Guan
Band-tailed Guan
How to Tell Them Apart
Horned Guan
Black above with white streaking; white below with black streaking; extraordinary erect red horn on crown; bare red facial skin; white iris; legs red. The horn is unique among cracids.
Band-tailed Guan
Brownish-black above with fine white streaking on neck and chest; bare red facial skin; lower underparts chestnut; tail broad with distinctive pale grey subterminal band.
About These Birds
Horned Guan
A large cracid (~2 kg) of family Cracidae, unique for a bright red bony horn projecting from the crown. Endemic to cloud forests above 2,000 m in the Sierra Madre de Chiapas of Mexico and adjacent Guatemala. Feeds on fruits and leaves in the forest canopy. Endangered; one of the world's most distinctive birds, threatened by cloud forest loss and hunting.
Band-tailed Guan
コロンビアとベネズエラの山岳林に生息するグアンで、銀白色の頭部の羽毛が特徴的。アンデス山脈の雲霧林に生息し、果実や葉を採食する。