Barred Tinamou vs Pale-browed Tinamou
Crypturellus casiquiare comparado con Crypturellus transfasciatus
Side-by-Side Comparison
| Atributo | Barred Tinamou | Pale-browed Tinamou |
|---|---|---|
| Nombre científico | Crypturellus casiquiare | Crypturellus transfasciatus |
| Orden | Tinamiformes | Tinamiformes |
| Familia | Tinamidae | Tinamidae |
| Estado de conservación | Least Concern | Near Threatened |
| Longitud | — | — |
| Envergadura | 27,0 cm (10.6 in) | 30,0 cm (11.8 in) |
| Peso | 287,625 g (10.15 oz) | 283,0 g (9.98 oz) |
| Dieta | Grazes grasses and aquatic vegetation near wetland edges; sedges and stems dominate diet; supplements with … | Seeds, small fruits, and insects form core diet; forages cryptically on the ground in Neotropical … |
| Tamaño de la puesta | -- | 1-7 |
| 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.
Pale-browed Tinamou
Seasonally dry tropical forest and deciduous scrub below 1,000 m in the Tumbesian bioregion of western Ecuador and northwestern Peru. Tolerates degraded habitats. Most active in early mornings.
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.
Pale-browed Tinamou
A hesitant, soft whistle repeated at long intervals. Considered a quieter tinamou; its pale-browed plumage matches its retiring vocal behavior in dry forest.
Geographic Range & Migration
Barred Tinamou
Inhabits savannas and forest edges of northeastern Brazil's semi-arid Caatinga region. Sedentary and endemic to this biome.
Pale-browed Tinamou
Inhabits forests and forest edges from Mexico to Ecuador and Bolivia. Largely sedentary; locally common in humid foothills.
Estado de conservación
Barred Tinamou
Pale-browed Tinamou
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.
Pale-browed Tinamou
Brown upperparts barred blackish; distinctive pale supercilium contrasting with dark crown. Throat white; breast pale rufous-buff. Belly whitish. Flanks barred. Found in dry forests of SW Ecuador and NW Peru.
About These Birds
Barred Tinamou
Tinamú del Casiquiare (Crypturellus casiquiare) — Rara especie endémica de la cuenca del río Casiquiare, entre Venezuela y Brasil. Muy poco conocida. Habita en el sotobosque de la selva tropical de tierras bajas.
Pale-browed Tinamou
Tinamú de Tumbes (Crypturellus transfasciatus) — Tinamú endémico del bosque seco tropical del suroeste de Ecuador y el noroeste del Perú. Plumaje pardo con barrado en el dorso. Poco conocido y vulnerable por la pérdida de hábitat.