Alagoas Curassow vs Razor-billed Curassow
Mitu mitu в сравнении с Mitu tuberosum
Side-by-Side Comparison
| Характеристика | Alagoas Curassow | Razor-billed Curassow |
|---|---|---|
| Научное название | Mitu mitu | Mitu tuberosum |
| Отряд | Galliformes | Galliformes |
| Семейство | Cracidae | Cracidae |
| Охранный статус | Extinct in the Wild | Near Threatened |
| Длина | — | — |
| Размах крыльев | 79,2 cm (31.2 in) | 77,1 cm (30.4 in) |
| Масса | 2852,5 g (100.62 oz) | 2893,3333333333335 g (102.06 oz) |
| Питание | Frugivorous; eats fruits, seeds, and invertebrates in the ground and forest understorey. Extinct in wild; … | Eats fruits, palm fruits, seeds, and invertebrates in Amazonian lowland forests. Forages mainly on ground … |
| Размер кладки | 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.
Razor-billed Curassow
Emits a deep, resonant booming call; male's boom is among the most powerful of any cracid. The thundering boom echoes far through western Amazonian terra firme forest at dawn.
Geographic Range & Migration
Alagoas Curassow
Endemic to northeastern Brazil in Alagoas. Extinct in the wild; survives only in captivity. Last wild record was 1980s.
Razor-billed Curassow
Resident across much of the Amazon Basin from Colombia and Venezuela south to Bolivia and Brazil. Found in lowland and várzea rainforest.
Охранный статус
Alagoas Curassow
Razor-billed Curassow
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 …
Razor-billed Curassow
Glossy blue-black overall; white lower belly and undertail coverts; distinctive laterally compressed blade-like red bill with small red knob at base; no crest; legs red.
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.
Razor-billed Curassow
A large cracid (~2.9 kg) of family Cracidae, named for its laterally compressed, razor-like red bill. Inhabits lowland Amazonian rainforest in central and eastern Brazil, Bolivia, and Peru. Forages on the forest floor and in the canopy for hard seeds and fruits. Near Threatened due to intensive hunting for food and sport throughout the Amazon basin.