Alagoas Curassow vs Rusty-margined Guan
Mitu mitu 비교 대상 Penelope superciliaris
Side-by-Side Comparison
| 속성 | Alagoas Curassow | Rusty-margined Guan |
|---|---|---|
| 학명 | Mitu mitu | Penelope superciliaris |
| 목 | Galliformes | Galliformes |
| 과 | Cracidae | Cracidae |
| 보전 상태 | Extinct in the Wild | Near Threatened |
| 체장 | — | — |
| 날개 폭 | 79.2 cm (31.2 in) | 49.7 cm (19.6 in) |
| 체중 | 2852.5 g (100.62 oz) | 950.0 g (33.51 oz) |
| 식성 | Frugivorous; eats fruits, seeds, and invertebrates in the ground and forest understorey. Extinct in wild; … | Eats fruits, berries, seeds, leaves, and small invertebrates in South American Atlantic and Cerrado forest … |
| 산란 수 | 2-3 | 3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Alagoas Curassow
Extirpated from wild (EW). Calls documented from captive birds: a deep, resonant booming similar to Razor-billed Curassow; flocks give low, guttural clucking contact calls.
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
Alagoas Curassow
Endemic to northeastern Brazil in Alagoas. Extinct in the wild; survives only in captivity. Last wild record was 1980s.
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.
보전 상태
Alagoas Curassow
Rusty-margined Guan
How to Tell Them Apart
Alagoas Curassow
Glossy black body; white lower belly and undertail; massive compressed red bill with orange-yellow tip; no head ornamentation. Now extinct in wild; the large red razor bill was its most …
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
Alagoas Curassow
대형 검은색 큐라소 새로 체장 약 89cm이며, 전신이 광택 있는 검은색이고 보석처럼 붉은 부리와 파란 기저를 갖는다. 야생에서는 멸종한 것으로 추정되며 브라질 북동부 대서양 숲에 서식했다. 과실류와 씨앗을 먹었다. 멸종위기 종이다.
Rusty-margined Guan
갈색눈썹갈링은 브라질 전역과 볼리비아 동부의 다양한 숲 유형에 서식하는 대형 새입니다. 갈색 깃털에 흰 눈썹선이 뚜렷하며, 비교적 흔한 종입니다.