Razor-billed Curassow vs Rufous-bellied Chachalaca
Mitu tuberosum verglichen mit Ortalis wagleri
Side-by-Side Comparison
| Merkmal | Razor-billed Curassow | Rufous-bellied Chachalaca |
|---|---|---|
| Wissenschaftlicher Name | Mitu tuberosum | Ortalis wagleri |
| Ordnung | Galliformes | Galliformes |
| Familie | Cracidae | Cracidae |
| Erhaltungsstatus | Near Threatened | Least Concern |
| Länge | — | — |
| Flügelspannweite | 77,1 cm (30.4 in) | 48,3 cm (19.0 in) |
| Gewicht | 2893,3333333333335 g (102.06 oz) | 834,0 g (29.42 oz) |
| Ernährung | Eats fruits, palm fruits, seeds, and invertebrates in Amazonian lowland forests. Forages mainly on ground … | Feeds on fruits, berries, seeds, leaves, and small invertebrates in Mexican thorn scrub and deciduous … |
| Gelegegröße | 2-3 | 3 |
| Population Trend | — | — |
Habitat Comparison
Gemeinsame Lebensräume
Razor-billed Curassow only
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Rufous-bellied Chachalaca only
Song & Call Comparison
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.
Rufous-bellied Chachalaca
Produces a loud, deep raucous chorus; the lowest-pitched Ortalis chachalaca call. The deep, resonant cha-cha-LAC booms across Mexican Pacific slope deciduous forest at dawn.
Geographic Range & Migration
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.
Rufous-bellied Chachalaca
Endemic to the Pacific coast of western Mexico from Sinaloa to Colima. Found in tropical dry forest and thorn scrub.
Erhaltungsstatus
Razor-billed Curassow
Rufous-bellied Chachalaca
How to Tell Them Apart
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.
Rufous-bellied Chachalaca
Olive-brown above; head grey with bare reddish throat; underparts strongly washed rufous-buff becoming deep rufous on belly and flanks; graduated tail dark brown with pale-tipped outer feathers.
About These Birds
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.
Rufous-bellied Chachalaca
A larger chachalaca (~834 g) of family Cracidae, with a rufous wash on the underparts. Endemic to the Pacific slope of northwestern Mexico, from Sonora to Jalisco. Inhabits tropical dry forest, thorn scrub, and deciduous woodland. Forages in groups on fruits, seeds, and insects. Least Concern; range restricted to the Mexican Pacific coast but populations remain stable.