Barred Tinamou vs White-bellied Nothura
Crypturellus casiquiare comparé à Nothura boraquira
Side-by-Side Comparison
| Attribut | Barred Tinamou | White-bellied Nothura |
|---|---|---|
| Nom scientifique | Crypturellus casiquiare | Nothura boraquira |
| Ordre | Tinamiformes | Tinamiformes |
| Famille | Tinamidae | Tinamidae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | — |
| Envergure | 27,0 cm (10.6 in) | 26,6 cm (10.5 in) |
| Poids | 287,625 g (10.15 oz) | 288,0 g (10.16 oz) |
| Régime alimentaire | Grazes grasses and aquatic vegetation near wetland edges; sedges and stems dominate diet; supplements with … | Grazes short grasses and sedges; forages near water edges; diet supplemented by invertebrates during breeding … |
| Taille de la couvée | -- | 2-6 |
| Population Trend | — | — |
Habitat Comparison
Barred Tinamou
Restricted to humid lowland forest along the Casiquiare canal region of southern Venezuela and extreme northwestern Brazil. Associated with river-edge and flooded forest at low elevations. Rarely recorded.
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
Barred Tinamou
A slow, hollow whistle from blackwater river forest of the upper Orinoco. Call is distinctive but rarely recorded given its restricted range on the Venezuela-Colombia border.
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
Barred Tinamou
Inhabits savannas and forest edges of northeastern Brazil's semi-arid Caatinga region. Sedentary and endemic to this biome.
White-bellied Nothura
Inhabits wooded grasslands and forest edges of central Brazil, Bolivia, and Paraguay. Sedentary in the Cerrado biome.
Statut de conservation
Barred Tinamou
White-bellied Nothura
How to Tell Them Apart
Barred Tinamou
Heavily and boldly barred throughout; upperparts dark brown with broad black bars. Crown blackish; face pale. Throat whitish; breast and flanks strongly barred black and buff. Belly whitish.
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
Barred Tinamou
A small tinamou with distinctly barred brown-and-buff plumage. Restricted to the Casiquiare region of Venezuela and adjacent northwestern Brazil—one of the most restricted tinamou ranges. Nearly all data come from specimens. Inhabits humid lowland forest along river systems.
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.