Barred Tinamou vs Tepui Tinamou
Crypturellus casiquiare comparado con Crypturellus ptaritepui
Side-by-Side Comparison
| Atributo | Barred Tinamou | Tepui Tinamou |
|---|---|---|
| Nombre científico | Crypturellus casiquiare | Crypturellus ptaritepui |
| Orden | Tinamiformes | Tinamiformes |
| Familia | Tinamidae | Tinamidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 27,0 cm (10.6 in) | 27,2 cm (10.7 in) |
| Peso | 287,625 g (10.15 oz) | 443,4 g (15.64 oz) |
| Dieta | Grazes grasses and aquatic vegetation near wetland edges; sedges and stems dominate diet; supplements with … | Scratches forest floor for seeds, small invertebrates, and fungi; diet dominated by seeds and tubers … |
| Tamaño de la puesta | -- | -- |
| 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.
Tepui Tinamou
Humid forest and scrub on tepui highlands at 1,000–2,000 m in the Gran Sabana region of Venezuela. Extremely restricted to isolated table-mountain plateaus. Rarely studied or observed.
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.
Tepui Tinamou
A clear, whistled phrase from Tepui tabletop habitats. Call is a 2-note falling whistle. Poorly documented; restricted range makes systematic study difficult.
Geographic Range & Migration
Barred Tinamou
Inhabits savannas and forest edges of northeastern Brazil's semi-arid Caatinga region. Sedentary and endemic to this biome.
Tepui Tinamou
Found in forests and scrub of southern Bolivia and northwestern Argentina. Sedentary; inhabits dry montane valleys at 1,500–3,000 m.
Estado de conservación
Barred Tinamou
Tepui 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.
Tepui Tinamou
Dark brown upperparts with blackish vermiculations and barring. Crown and nape rufous-brown. Throat whitish; breast rufous. Flanks barred brown. Endemic to tepui highlands; sexes similar.
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.
Tepui Tinamou
Tinamú de Ptaritepui (Crypturellus ptaritepui) — Tinamú endémico de los tepuyes de Venezuela, en especial del macizo de Ptaritepui. Muy poco conocido y difícil de estudiar por su hábitat inaccesible.