Barred Tinamou vs Undulated Tinamou
Crypturellus casiquiare 比較対象 Crypturellus undulatus
Side-by-Side Comparison
| 属性 | Barred Tinamou | Undulated Tinamou |
|---|---|---|
| 学名 | Crypturellus casiquiare | Crypturellus undulatus |
| 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) | 34.5 cm (13.6 in) |
| 体重 | 287.625 g (10.15 oz) | 550.6666666666666 g (19.42 oz) |
| 食性 | Grazes grasses and aquatic vegetation near wetland edges; sedges and stems dominate diet; supplements with … | Ground-forager in South American dry forests; takes seeds, berries, and invertebrates; diet shifts to tubers … |
| 一腹卵数 | -- | 4-5 |
| 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.
Undulated Tinamou
Humid forests, forest edges, cerrado woodland, and gallery forest in the Amazon basin and adjacent cerrado from Venezuela and Colombia to Argentina. Tolerates seasonally flooded forest and disturbed secondary habitats.
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.
Undulated Tinamou
A loud, repeated undulating whistle that rises and falls — matching its name 'undulated'. Carries well through várzea forest and wetland edges across its broad range.
Geographic Range & Migration
Barred Tinamou
Inhabits savannas and forest edges of northeastern Brazil's semi-arid Caatinga region. Sedentary and endemic to this biome.
Undulated Tinamou
Found in scrubby hillsides and forest edges from Mexico south through Central America to Honduras. Sedentary at low to mid elevations.
保全状況
Barred Tinamou
Undulated 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.
Undulated Tinamou
Brown upperparts with pronounced wavy blackish barring and undulations. Pale buff-white throat; breast rufous-brown. Belly whitish with barred flanks. Reddish-orange legs diagnostic. Sexes similar.
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。
Undulated Tinamou
アンデュレーテッドティナム（Crypturellus undulatus）— 南アメリカ広域の低地林に生息するティナム。波状の縞模様をもつ。