Band-tailed Guan vs Yungas Guan
Penelope argyrotis เปรียบเทียบกับ Penelope bridgesi
Side-by-Side Comparison
| คุณสมบัติ | Band-tailed Guan | Yungas Guan |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Penelope argyrotis | Penelope bridgesi |
| อันดับ | Galliformes | Galliformes |
| วงศ์ตระกูล | Cracidae | Cracidae |
| สถานะการอนุรักษ์ | Least Concern | Not Evaluated |
| ความยาว | — | — |
| กว้างปีก | 52.8 cm (20.8 in) | — |
| น้ำหนัก | 798.0 g (28.15 oz) | 1770.0 g (62.43 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 Bolivian and Argentine Yungas cloud forests. Diet … |
| จำนวนไข่ | -- | -- |
| 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.
Yungas Guan
Produces a loud, resonant honking cackle and wing-whirring display. Calls typical of the Penelope group; recently split from Dusky-legged Guan; found in Bolivian Yungas cloud forest.
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.
Yungas Guan
Resident in the Yungas forests of Bolivia and northwestern Argentina at 1,000-2,500 m. Found in humid subtropical and cloud forest.
สถานะการอนุรักษ์
Band-tailed Guan
Yungas 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.
Yungas Guan
Dark olive-brown overall; bare reddish throat wattle; neck and breast streaked whitish; lower belly rufous-chestnut; wings without white patch; legs dusky-grey. Very similar to Dusky-legged Guan.
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.
Yungas Guan
A large cracid (~1.8 kg) of family Cracidae, inhabiting the Yungas humid montane forests of Bolivia and Argentina. Closely related to Dusky-legged Guan and sometimes treated as a subspecies. Arboreal, feeding on fruits and seeds in cloud forest at 500–2,000 m elevation. Not Evaluated independently by IUCN; taxonomy under review, with population status unclear due to limited survey data.