Band-tailed Guan vs Rusty-margined Guan
Penelope argyrotis เปรียบเทียบกับ Penelope superciliaris
Side-by-Side Comparison
| คุณสมบัติ | Band-tailed Guan | Rusty-margined Guan |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Penelope argyrotis | Penelope superciliaris |
| อันดับ | Galliformes | Galliformes |
| วงศ์ตระกูล | Cracidae | Cracidae |
| สถานะการอนุรักษ์ | Least Concern | Near Threatened |
| ความยาว | — | — |
| กว้างปีก | 52.8 cm (20.8 in) | 49.7 cm (19.6 in) |
| น้ำหนัก | 798.0 g (28.15 oz) | 950.0 g (33.51 oz) |
| อาหาร | Frugivorous; eats fruits, berries, leaves, flowers, and buds in Andean forests of Venezuela and Colombia. … | Eats fruits, berries, seeds, leaves, and small invertebrates in South American Atlantic and Cerrado forest … |
| จำนวนไข่ | -- | 3 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Band-tailed Guan only
ไม่มี
Rusty-margined Guan only
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.
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
Band-tailed Guan
Resident in the Andes and mountains of Colombia and Venezuela from 1,000-2,400 m. Found in humid montane forest.
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.
สถานะการอนุรักษ์
Band-tailed Guan
Rusty-margined 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.
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
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.
Rusty-margined Guan
A medium-sized cracid (~950 g) of family Cracidae, with rusty-brown wing margins and a red wattle. Inhabits Atlantic Forest, cerrado woodland edges, and humid forests in eastern and central Brazil and bordering countries. Feeds on fruits, leaves, and seeds in forest canopy. Near Threatened due to Atlantic Forest loss and hunting; one of the most common guans in its range.