Speckled Chachalaca vs Band-tailed Guan
Ortalis guttata 比較対象 Penelope argyrotis
Side-by-Side Comparison
| 属性 | Speckled Chachalaca | Band-tailed Guan |
|---|---|---|
| 学名 | Ortalis guttata | Penelope argyrotis |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 38.5 cm (15.2 in) | 52.8 cm (20.8 in) |
| 体重 | 502.25 g (17.72 oz) | 798.0 g (28.15 oz) |
| 食性 | Eats fruits, berries, seeds, and leaves in Amazonian forest edges and gallery forest. Also takes … | Frugivorous; eats fruits, berries, leaves, flowers, and buds in Andean forests of Venezuela and Colombia. … |
| 一腹卵数 | 3-4 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Speckled Chachalaca
Produces a loud, raucous chachalaca chorus; individual calls have a slightly lower, coarser quality. Dawn choruses carry across Amazonian and Cerrado forest edge at sunrise.
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
Speckled Chachalaca
Resident in the Amazon Basin from eastern Peru and Ecuador east to Brazil and the Guianas. Found in lowland rainforest.
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
Speckled Chachalaca
Band-tailed Guan
How to Tell Them Apart
Speckled Chachalaca
Olive-brown upperparts with fine pale buff speckling on breast and foreneck; grey head; bare reddish throat; lower underparts pale buff; tail dark brown with whitish outer tips.
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
Speckled Chachalaca
A medium-sized cracid (~500 g) of family Cracidae, with finely speckled neck and breast feathers. Inhabits forest edges, scrubby second growth, and riverine thickets across Amazonian South America. Social and highly vocal, foraging in groups for fruits, berries, and seeds in the understory and lower canopy. Least Concern; widespread and common across Amazonia.
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。