Barred Tinamou vs Grey Tinamou
Crypturellus casiquiare 比較対象 Tinamus tao
Side-by-Side Comparison
| 属性 | Barred Tinamou | Grey Tinamou |
|---|---|---|
| 学名 | Crypturellus casiquiare | Tinamus tao |
| 目 | Tinamiformes | Tinamiformes |
| 科 | Tinamidae | Tinamidae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | — | — |
| 翼開長 | 27.0 cm (10.6 in) | 55.7 cm (21.9 in) |
| 体重 | 287.625 g (10.15 oz) | 1674.5 g (59.07 oz) |
| 食性 | Grazes grasses and aquatic vegetation near wetland edges; sedges and stems dominate diet; supplements with … | Herbivorous tinamou feeding on seeds, fruits, and tender leaves in Andean foothills; occasionally takes insects … |
| 一腹卵数 | -- | 2-9 |
| 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.
Grey Tinamou
Tropical and subtropical humid montane forest from Venezuela and Colombia south to Bolivia and northern Brazil at 200–1,800 m. Favors dense undergrowth near forest streams. Nests on the ground among leaf litter.
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.
Grey Tinamou
A series of haunting, flute-like hollow whistles 'whooo-wooo' delivered at dawn and dusk from within humid forest. Mournful, far-carrying quality typical of large forest tinamous.
Geographic Range & Migration
Barred Tinamou
Inhabits savannas and forest edges of northeastern Brazil's semi-arid Caatinga region. Sedentary and endemic to this biome.
Grey Tinamou
Found in open habitats across South America from Colombia and Venezuela to Chile and Argentina. Sedentary; some local altitudinal shifts.
保全状況
Barred Tinamou
Grey 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.
Grey Tinamou
Uniform dark slate-gray upperparts finely vermiculated with black. Throat whitish; breast pale gray. Flanks barred with dark brown. Sexes similar; cryptic plumage suits humid forest floor.
About These Birds
Barred Tinamou
カシキアレティナム（Crypturellus casiquiare）— ベネズエラとブラジル北部の雨林に生息する희귀한 ティナム。アマゾンとオリノコの流域に生息する。
Grey Tinamou
グレイティナムはアンデス山脈東部の斜面に生息する大型のシギダチョウです。灰色の羽毛が特徴的です。