Alagoas Curassow vs Chestnut-bellied Guan
Mitu mitu so với Penelope ochrogaster
Side-by-Side Comparison
| Thuộc Tính | Alagoas Curassow | Chestnut-bellied Guan |
|---|---|---|
| Tên Khoa Học | Mitu mitu | Penelope ochrogaster |
| Bộ | Galliformes | Galliformes |
| Họ | Cracidae | Cracidae |
| Tình Trạng Bảo Tồn | Extinct in the Wild | Vulnerable |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 79,2 cm (31.2 in) | 64,1 cm (25.2 in) |
| Khối Lượng | 2852,5 g (100.62 oz) | 1214,5 g (42.84 oz) |
| Chế Độ Ăn | Frugivorous; eats fruits, seeds, and invertebrates in the ground and forest understorey. Extinct in wild; … | Frugivorous; eats fruits, berries, seeds, and leaves in Brazilian Cerrado and gallery forests. Vulnerable species. |
| Số Trứng | 2-3 | 2 |
| 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.
Chestnut-bellied Guan
Produces a loud, resonant honking cackle and wing-whirring display flights. Calls carry through Brazilian interior forest; classified Vulnerable due to habitat loss.
Geographic Range & Migration
Alagoas Curassow
Endemic to northeastern Brazil in Alagoas. Extinct in the wild; survives only in captivity. Last wild record was 1980s.
Chestnut-bellied Guan
Endemic to central Brazil in the cerrado of Goiás and Mato Grosso. Found in dry forest and cerrado woodland near gallery forest.
Tình Trạng Bảo Tồn
Alagoas Curassow
Chestnut-bellied 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 …
Chestnut-bellied Guan
Dark brownish-black above; bare red throat wattle; neck and breast streaked white on dark; belly and flanks rich uniform chestnut-orange, more saturated than most Penelope guans; tail dark.
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.
Chestnut-bellied Guan
A large cracid (~1.2 kg) of family Cracidae, with rich chestnut-colored belly and red throat wattle. Endemic to the cerrado and transitional forests of central Brazil. Inhabits gallery forests, cerrado woodland, and humid forest patches. Feeds on fruits and seeds. Vulnerable due to massive cerrado deforestation; restricted to increasingly fragmented habitats in the Brazilian interior.