Barred Tinamou vs Brown Tinamou
Crypturellus casiquiare 比較対象 Crypturellus obsoletus
Side-by-Side Comparison
| 属性 | Barred Tinamou | Brown Tinamou |
|---|---|---|
| 学名 | Crypturellus casiquiare | Crypturellus obsoletus |
| 目 | Tinamiformes | Tinamiformes |
| 科 | Tinamidae | Tinamidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 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 … |
| 一腹卵数 | -- | 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.
保全状況
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
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。
Brown Tinamou
ブラウンティナム（Crypturellus obsoletus）— ブラジルから南アメリカ北部の低地林と山地林に生息する茶色いティナム。多様な生息地に適応している。