Barred Tinamou vs Brown Tinamou
Crypturellus casiquiare 对比 Crypturellus obsoletus
Side-by-Side Comparison
| 属性 | Barred Tinamou | Brown Tinamou |
|---|---|---|
| 学名 | Crypturellus casiquiare | Crypturellus obsoletus |
| 目 | Tinamiformes | Tinamiformes |
| 科 | Tinamidae | Tinamidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 27.0 cm (10.6 in) | 32.0 cm (12.6 in) |
| 体重 | 287.625 g (10.15 oz) | 478.8333333333333 g (16.89 oz) |
| 食性 | Grazes grasses and aquatic vegetation near wetland edges; sedges and stems dominate diet; supplements with … | Eats grass seeds, berries, and arthropods in open cerrado; forages in small groups; invertebrate intake … |
| 产卵数 | -- | 2-4 |
| 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.
Brown Tinamou
Humid forests from sea level to 2,200 m along the Andes and in Atlantic Forest of Brazil, Bolivia, Argentina, and Paraguay. Prefers dense forest interior and forest-edge thickets. Tolerates secondary forest.
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.
Brown Tinamou
A slow series of rich, whistled notes, descending or ascending. Call carries through secondary forest. One of the more musical tinamous in the Crypturellus genus.
Geographic Range & Migration
Barred Tinamou
Inhabits savannas and forest edges of northeastern Brazil's semi-arid Caatinga region. Sedentary and endemic to this biome.
Brown Tinamou
Inhabits grasslands and open areas across southern South America from sea level to high Patagonian steppes. Largely non-migratory.
保护状况
Barred Tinamou
Brown 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.
Brown Tinamou
Plain warm brown upperparts with minimal barring; crown darker. Throat whitish to pale buff; breast rich brown; belly paler buff. Legs and bill reddish. Relatively uniform compared to congeners.
About These Birds
Barred Tinamou
卡西基亚雷林鷚（Crypturellus casiquiare）— 分布于委内瑞拉和巴西北部雨林的稀有林鷚。栖息于亚马逊和奥里诺科流域。
Brown Tinamou
棕林鷚（Crypturellus obsoletus）— 分布于南美洲广域低地林和山地林的棕色林鷚。适应多种生境。