Slaty-breasted Tinamou vs Barred Tinamou
Crypturellus boucardi so với Crypturellus casiquiare
Side-by-Side Comparison
| Thuộc Tính | Slaty-breasted Tinamou | Barred Tinamou |
|---|---|---|
| Tên Khoa Học | Crypturellus boucardi | Crypturellus casiquiare |
| Bộ | Tinamiformes | Tinamiformes |
| Họ | Tinamidae | Tinamidae |
| Tình Trạng Bảo Tồn | Vulnerable | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 33,0 cm (13.0 in) | 27,0 cm (10.6 in) |
| Khối Lượng | 433,875 g (15.30 oz) | 287,625 g (10.15 oz) |
| Chế Độ Ăn | Ground-forager eating seeds, insects, and small fruits in open grasslands; diet shifts to seeds in … | Grazes grasses and aquatic vegetation near wetland edges; sedges and stems dominate diet; supplements with … |
| Số Trứng | 1-10 | -- |
| Population Trend | — | — |
Habitat Comparison
Slaty-breasted Tinamou
Humid lowland and foothill forest from sea level to 800 m, from southern Mexico through Central America to northwestern Panama. Prefers undisturbed primary forest interior with dense leaf litter.
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.
Song & Call Comparison
Slaty-breasted Tinamou
A mournful, soft whistle, rarely heard and poorly documented due to its vulnerable status and secretive behavior in humid forest of Mexico and Central America.
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.
Geographic Range & Migration
Slaty-breasted Tinamou
Found in a broad band across central South America from Bolivia and Brazil to northern Argentina. Sedentary in cerrado and dry forests.
Barred Tinamou
Inhabits savannas and forest edges of northeastern Brazil's semi-arid Caatinga region. Sedentary and endemic to this biome.
Tình Trạng Bảo Tồn
Slaty-breasted Tinamou
Barred Tinamou
How to Tell Them Apart
Slaty-breasted Tinamou
Brown upperparts barred blackish; crown and nape dark brown. Distinctive slate-gray breast contrasting with pale throat and buff belly. Red legs diagnostic. Threatened by habitat loss in Mesoamerica.
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.
About These Birds
Slaty-breasted Tinamou
A medium-sized tinamou with slate-grey breast, brown upperparts, and a reddish bill. Found in humid lowland and foothill forest from southern Mexico to Costa Rica. Terrestrial and secretive; calls with a plaintive two-note whistle heard in shady forest interior.
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.