Bartlett's Tinamou vs Red-winged Tinamou
Crypturellus bartletti เปรียบเทียบกับ Rhynchotus rufescens
Side-by-Side Comparison
| คุณสมบัติ | Bartlett's Tinamou | Red-winged Tinamou |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Crypturellus bartletti | Rhynchotus rufescens |
| อันดับ | Tinamiformes | Tinamiformes |
| วงศ์ตระกูล | Tinamidae | Tinamidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 27.1 cm (10.7 in) | 41.8 cm (16.5 in) |
| น้ำหนัก | 241.0 g (8.50 oz) | 810.0 g (28.57 oz) |
| อาหาร | Grazes aquatic vegetation, grasses, and sedges in South American marshes; wades in shallow water; diet … | Grazes on grasses, sedges, and fallen seeds near ponds; dabbles for aquatic invertebrates during nesting … |
| จำนวนไข่ | -- | 3-9 |
| 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.
Red-winged Tinamou
Open grasslands, pampas, cerrado, and forest-edge pastures from eastern Brazil through Bolivia, Paraguay, Uruguay, and Argentina. Adapts well to agricultural landscapes. Prefers tall grass for nesting and concealment.
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.
Red-winged Tinamou
A loud, mellow, 3-note whistled song that carries across open grasslands. Far-carrying and melodic for an open-country tinamou. Often heard at dusk from tall grass cover.
Geographic Range & Migration
Bartlett's Tinamou
Ranges from southern Mexico through Central America to northern South America. Sedentary in humid lowland forest understory.
Red-winged Tinamou
Restricted to humid forests of southeastern Brazil, from Espírito Santo to Rio Grande do Sul. Sedentary in Atlantic Forest.
สถานะการอนุรักษ์
Bartlett's Tinamou
Red-winged 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.
Red-winged Tinamou
Upperparts brown with heavy black streaking on back. Crown dark streaked. Distinctive rufous-chestnut wings conspicuous in flight. Throat pale; breast brownish-buff streaked. Belly pale buff.
About These Birds
Bartlett's Tinamou
A small brown tinamou with obscure barring and a grey throat, named after naturalist Edward Bartlett. Found in the western Amazon basin in Peru, Ecuador, and adjacent Brazil. Terrestrial and cryptic; detected mainly by its soft clear whistle in humid forest.
Red-winged Tinamou
A large robust tinamou with rich rufous-brown plumage and distinctive reddish flight feathers visible in flight. The largest tinamou of South American open country. Inhabits grasslands and cerrado. Calls with a distinctive three-note whistle. Males alone incubate the deep olive-green eggs.