Band-tailed Guan vs Chestnut-bellied Guan
Penelope argyrotis เปรียบเทียบกับ Penelope ochrogaster
Side-by-Side Comparison
| คุณสมบัติ | Band-tailed Guan | Chestnut-bellied Guan |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Penelope argyrotis | Penelope ochrogaster |
| อันดับ | Galliformes | Galliformes |
| วงศ์ตระกูล | Cracidae | Cracidae |
| สถานะการอนุรักษ์ | Least Concern | Vulnerable |
| ความยาว | — | — |
| กว้างปีก | 52.8 cm (20.8 in) | 64.1 cm (25.2 in) |
| น้ำหนัก | 798.0 g (28.15 oz) | 1214.5 g (42.84 oz) |
| อาหาร | Frugivorous; eats fruits, berries, leaves, flowers, and buds in Andean forests of Venezuela and Colombia. … | Frugivorous; eats fruits, berries, seeds, and leaves in Brazilian Cerrado and gallery forests. Vulnerable species. |
| จำนวนไข่ | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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.
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
Band-tailed Guan
Resident in the Andes and mountains of Colombia and Venezuela from 1,000-2,400 m. Found in humid montane forest.
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.
สถานะการอนุรักษ์
Band-tailed Guan
Chestnut-bellied Guan
How to Tell Them Apart
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.
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
Band-tailed Guan
A medium-sized cracid (~800 g) of family Cracidae, with a distinctive pale-tipped tail band. Inhabits montane humid forests in the Sierra Nevada de Santa Marta and Andes of Colombia and Venezuela. Arboreal, feeding on fruits, seeds, and buds in the canopy. Least Concern; restricted to Andean cloud forest but common within its range and tolerates some forest disturbance.
Chestnut-bellied Guan
A large cracid (~1.2 kg) of family Cracidae, with rich chestnut-colored belly and red throat wattle. Endemic to the cerrado and transitional forests of central Brazil. Inhabits gallery forests, cerrado woodland, and humid forest patches. Feeds on fruits and seeds. Vulnerable due to massive cerrado deforestation; restricted to increasingly fragmented habitats in the Brazilian interior.