Curve-billed Tinamou vs White-bellied Nothura
Nothoprocta curvirostris verglichen mit Nothura boraquira
Side-by-Side Comparison
| Merkmal | Curve-billed Tinamou | White-bellied Nothura |
|---|---|---|
| Wissenschaftlicher Name | Nothoprocta curvirostris | Nothura boraquira |
| Ordnung | Tinamiformes | Tinamiformes |
| Familie | Tinamidae | Tinamidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | — |
| Flügelspannweite | 32,0 cm (12.6 in) | 26,6 cm (10.5 in) |
| Gewicht | 376,0 g (13.26 oz) | 288,0 g (10.16 oz) |
| Ernährung | Grazes grasses and sedges in Asian wetlands; dabbles for aquatic invertebrates; forms large flocks; migratory … | Grazes short grasses and sedges; forages near water edges; diet supplemented by invertebrates during breeding … |
| Gelegegröße | 2-4 | 2-6 |
| Population Trend | — | — |
Habitat Comparison
Curve-billed Tinamou
High puna grassland, paramo, and scrubby slopes at 3,000–4,500 m in the Andes of Ecuador and northern Peru. Associated with wet paramo, cushion bogs, and rocky terrain.
White-bellied Nothura
Caatinga scrubland, dry cerrado grassland, and campo sujo of northeastern Brazil. Adapted to hot semi-arid habitats with sparse thorny vegetation. Often found on sandy soils.
Song & Call Comparison
Curve-billed Tinamou
A soft, falling 2-note whistle from Andean cloud forest edges. Carries well through mist-shrouded vegetation. Considered a quieter species overall among highland tinamous.
White-bellied Nothura
A loud, melodic 3-note whistle from cerrado and dry scrub of interior Brazil. Considered one of the more vocal Nothura species; easily detected by call in its habitat.
Geographic Range & Migration
Curve-billed Tinamou
Restricted to the Atlantic Forest of southeastern Brazil (Rio de Janeiro, São Paulo, Minas Gerais). Sedentary; critically threatened.
White-bellied Nothura
Inhabits wooded grasslands and forest edges of central Brazil, Bolivia, and Paraguay. Sedentary in the Cerrado biome.
Erhaltungsstatus
Curve-billed Tinamou
White-bellied Nothura
How to Tell Them Apart
Curve-billed Tinamou
Brown upperparts with blackish vermiculations and buff streaks. Distinctive curved bill. Pale supercilium. Breast spotted on pale buff; belly whitish. Flanks barred. Andean cloud forest species.
White-bellied Nothura
Brown upperparts streaked and barred black and buff. Head with pale supercilium and dark lateral crown stripes. Throat and belly white. Breast buff with dark brown spots. White underparts distinctive.
About These Birds
Curve-billed Tinamou
A small compact tinamou with a notably long decurved bill, brown-streaked plumage, and pale underparts. Found in high Andean grasslands in Ecuador and Peru. The curved bill is adapted to probing soil for invertebrates and tubers in puna habitats.
White-bellied Nothura
A small tinamou of open caatinga and cerrado grasslands, with brown streaked plumage and white underparts. Endemic to northeastern Brazil. Adapted to hot dry and semi-arid environments. Calls with a rapid whistling trill. Terrestrial and fast-running across sparse scrub.