Small-billed Tinamou vs Solitary Tinamou
Crypturellus parvirostris 比較対象 Tinamus solitarius
Side-by-Side Comparison
| 属性 | Small-billed Tinamou | Solitary Tinamou |
|---|---|---|
| 学名 | Crypturellus parvirostris | Tinamus solitarius |
| 目 | Tinamiformes | Tinamiformes |
| 科 | Tinamidae | Tinamidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | — | — |
| 翼開長 | 22.2 cm (8.7 in) | 52.3 cm (20.6 in) |
| 体重 | 193.0 g (6.81 oz) | 1428.5 g (50.39 oz) |
| 食性 | Plucks grasses, aquatic plants, and seeds from wetland margins in South America; large body requires … | Omnivorous ground-forager in Patagonian steppes; eats seeds, berries, shoots, and insects; diet shifts toward seeds … |
| 一腹卵数 | 2-5 | 6-7 |
| Population Trend | — | — |
Habitat Comparison
Small-billed Tinamou
Cerrado woodland, savanna grassland, gallery forest edges, and campo sujo in central Brazil, Bolivia, and Paraguay. Tolerates degraded habitats and cultivated areas. Most common in open and transitional zones.
Solitary Tinamou
Dense Atlantic Forest of eastern Brazil from Bahia south to Rio Grande do Sul, into northeastern Argentina and Paraguay. Prefers humid lowland and foothill forest with closed canopy and thick undergrowth. Below 900 m.
Song & Call Comparison
Small-billed Tinamou
A high-pitched whistle with minimal variation. Among the smaller tinamous; call reflects its tiny size with a thinner tone. Found in open Cerrado grassland-forest edge.
Solitary Tinamou
Delivers a pure, mournful flute-like whistle repeated slowly. The call is a single clear 'whooo' rising then falling, given from dense understory. Less frequently heard than other tinamous.
Geographic Range & Migration
Small-billed Tinamou
Found in forests and forest margins from southern Mexico to Brazil and Bolivia. Sedentary in warm lowland and foothill habitats.
Solitary Tinamou
Restricted to Paraguay, southern Bolivia, and northern Argentina. Sedentary in dry Chaco woodlands and open grasslands year-round.
保全状況
Small-billed Tinamou
Solitary Tinamou
How to Tell Them Apart
Small-billed Tinamou
Small and compact with brown upperparts finely barred dark; crown dark brown. Throat pale; breast rufous-buff. Belly whitish. Disproportionately small bill. Reddish legs. Sexes similar.
Solitary Tinamou
Rich dark brown upperparts heavily barred and vermiculated with black. Crown dark; throat whitish. Breast rufous-brown; belly pale buff. Flanks broadly barred dark brown. Sexes similar.
About These Birds
Small-billed Tinamou
スモールビルドティナム（Crypturellus parvirostris）— ブラジルとアルゼンチンのセラードと乾燥林に生息するティナム。小さい嘴が特徴。
Solitary Tinamou
ソリタリーティナムはブラジル東部の大西洋岸森林に生息するシギダチョウです。単独行動を好むことから名前がついています。