Alagoas Curassow vs Marail Guan
Mitu mitu 对比 Penelope marail
Side-by-Side Comparison
| 属性 | Alagoas Curassow | Marail Guan |
|---|---|---|
| 学名 | Mitu mitu | Penelope marail |
| 目 | Galliformes | Galliformes |
| 科 | Cracidae | Cracidae |
| 保护状况 | Extinct in the Wild | Least Concern |
| 体长 | — | — |
| 翼展 | 79.2 cm (31.2 in) | 64.3 cm (25.3 in) |
| 体重 | 2852.5 g (100.62 oz) | 1067.0 g (37.64 oz) |
| 食性 | Frugivorous; eats fruits, seeds, and invertebrates in the ground and forest understorey. Extinct in wild; … | Frugivorous; eats fruits, berries, seeds, and leaves in Amazonian and Guianan lowland rainforests. Also takes … |
| 产卵数 | 2-3 | 2-3 |
| 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.
Marail Guan
Produces a loud, resonant honking cackle; wing-whirring display is loud and sustained. The carrying honk and powerful wing-whirr echo through Amazonian and Guyanan terra firme 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.
Marail Guan
Resident in the Guiana Highlands and adjacent areas of Venezuela, Guyana, Suriname, and northern Brazil. Found in montane and foothill forest.
保护状况
Alagoas Curassow
Marail 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 …
Marail Guan
Dark brownish-olive overall; neck and upper breast streaked white; bare red throat wattle; lower underparts rich rufous-chestnut; back with greenish gloss; tail long and dark brown.
About These Birds
Alagoas Curassow
A large cracid (~2.9 kg) of family Cracidae, with glossy black plumage and a distinctive red knobbed bill. Extinct in the Wild; the last wild individuals disappeared from Alagoas, Brazil by the 1980s due to deforestation of the Atlantic Forest. A captive population survives in Brazilian zoos, with reintroduction programs underway. One of the most critically imperiled birds globally.
Marail Guan
A medium-large cracid (~1.1 kg) of family Cracidae, with olive-brown plumage and a red wattle. Inhabits humid lowland and foothill tropical forests of the Guiana Shield, including Suriname, Guyana, French Guiana, and northern Brazil. Arboreal, feeding on fruits and seeds. Least Concern; widespread in the Guiana region with intact forest cover supporting healthy populations.