Bartlett's Tinamou vs Pale-browed Tinamou
Crypturellus bartletti 比較対象 Crypturellus transfasciatus
Side-by-Side Comparison
| 属性 | Bartlett's Tinamou | Pale-browed Tinamou |
|---|---|---|
| 学名 | Crypturellus bartletti | Crypturellus transfasciatus |
| 目 | Tinamiformes | Tinamiformes |
| 科 | Tinamidae | Tinamidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | — | — |
| 翼開長 | 27.1 cm (10.7 in) | 30.0 cm (11.8 in) |
| 体重 | 241.0 g (8.50 oz) | 283.0 g (9.98 oz) |
| 食性 | Grazes aquatic vegetation, grasses, and sedges in South American marshes; wades in shallow water; diet … | Seeds, small fruits, and insects form core diet; forages cryptically on the ground in Neotropical … |
| 一腹卵数 | -- | 1-7 |
| Population Trend | — | — |
Habitat Comparison
Bartlett's Tinamou
Lowland humid forest in the western Amazon basin of Peru, Ecuador, and adjacent Colombia and Brazil. Prefers undisturbed terra firme and seasonally flooded forest interior below 400 m.
Pale-browed Tinamou
Seasonally dry tropical forest and deciduous scrub below 1,000 m in the Tumbesian bioregion of western Ecuador and northwestern Peru. Tolerates degraded habitats. Most active in early mornings.
Song & Call Comparison
Bartlett's Tinamou
A soft, repeated whistle from Amazonian lowland forest. Less well known than other Crypturellus; its call is a simple 2-note descending whistle given from dense cover.
Pale-browed Tinamou
A hesitant, soft whistle repeated at long intervals. Considered a quieter tinamou; its pale-browed plumage matches its retiring vocal behavior in dry forest.
Geographic Range & Migration
Bartlett's Tinamou
Ranges from southern Mexico through Central America to northern South America. Sedentary in humid lowland forest understory.
Pale-browed Tinamou
Inhabits forests and forest edges from Mexico to Ecuador and Bolivia. Largely sedentary; locally common in humid foothills.
保全状況
Bartlett's Tinamou
Pale-browed Tinamou
How to Tell Them Apart
Bartlett's Tinamou
Brown upperparts with fine blackish barring; crown dark. Throat whitish to pale buff; breast rufous-brown. Belly buff-white. Reddish legs. Small tinamou of Amazonian lowland forests; sexes similar.
Pale-browed Tinamou
Brown upperparts barred blackish; distinctive pale supercilium contrasting with dark crown. Throat white; breast pale rufous-buff. Belly whitish. Flanks barred. Found in dry forests of SW Ecuador and NW Peru.
About These Birds
Bartlett's Tinamou
バートレットティナム（Crypturellus bartletti）— アマゾン盆地の低地雨林に生息する地上性のティナム。茶色の羽色をもつ。
Pale-browed Tinamou
ペールブラウンティナム（Crypturellus transfasciatus）— エクアドルとペルー西部の乾燥林に生息するティナム。横縞の羽色をもつ。