Barred Tinamou vs Yellow-legged Tinamou
Crypturellus casiquiare comparado com Crypturellus noctivagus
Side-by-Side Comparison
| Atributo | Barred Tinamou | Yellow-legged Tinamou |
|---|---|---|
| Nome científico | Crypturellus casiquiare | Crypturellus noctivagus |
| Ordem | Tinamiformes | Tinamiformes |
| Família | Tinamidae | Tinamidae |
| Estado de conservação | Least Concern | Near Threatened |
| Comprimento | — | — |
| Envergadura | 27,0 cm (10.6 in) | 36,4 cm (14.3 in) |
| Peso | 287,625 g (10.15 oz) | 567,5 g (20.02 oz) |
| Dieta | Grazes grasses and aquatic vegetation near wetland edges; sedges and stems dominate diet; supplements with … | Feeds on seeds, small berries, and invertebrates in Bolivian and Argentine forests; solitary ground forager. |
| Tamanho da postura | -- | 3-4 |
| 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.
Yellow-legged Tinamou
Atlantic Forest remnants in eastern Brazil from Bahia south to Rio Grande do Sul. Prefers humid lowland and foothill forest with dense understorey. Increasingly restricted to forest fragments due to deforestation.
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.
Yellow-legged Tinamou
A slow, clear, somewhat melancholic whistle repeated at intervals. Nocturnal calling behavior makes it easier to hear than to see in Atlantic Forest and Cerrado.
Geographic Range & Migration
Barred Tinamou
Inhabits savannas and forest edges of northeastern Brazil's semi-arid Caatinga region. Sedentary and endemic to this biome.
Yellow-legged Tinamou
Inhabits humid forests of eastern Brazil from Bahia to Rio Grande do Sul. Sedentary; restricted to Atlantic Forest remnants.
Estado de conservação
Barred Tinamou
Yellow-legged 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.
Yellow-legged Tinamou
Dark brown upperparts finely barred with blackish. Throat whitish; breast rufous-brown. Belly pale buff-white. Distinctive yellow legs contrast with dark plumage. Larger than most Crypturellus species.
About These Birds
Barred Tinamou
Inambu-do-Casiquiare (Crypturellus casiquiare) — Inambu raro e pouco conhecido das florestas da região do Canal do Casiquiare no sul da Venezuela e norte do Brasil. Habita o sub-bosque de florestas de igapó e terra firme. Praticamente desconhecido em termos de biologia e ecologia. Detectado pelo canto próximo a cursos d'água.
Yellow-legged Tinamou
Inambu-relógio (Crypturellus noctivagus) — Inambu do leste do Brasil, da Bahia ao Rio Grande do Sul. Nome refere-se ao canto noturno. Habita florestas da Mata Atlântica e cerrado adjacente. Plumagem acastanhada barrada. Canta principalmente ao entardecer e à noite. Em declínio por fragmentação da Mata Atlântica.