Bartlett's Tinamou vs White-bellied Nothura
Crypturellus bartletti เปรียบเทียบกับ Nothura boraquira
Side-by-Side Comparison
| คุณสมบัติ | Bartlett's Tinamou | White-bellied Nothura |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Crypturellus bartletti | Nothura boraquira |
| อันดับ | Tinamiformes | Tinamiformes |
| วงศ์ตระกูล | Tinamidae | Tinamidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 27.1 cm (10.7 in) | 26.6 cm (10.5 in) |
| น้ำหนัก | 241.0 g (8.50 oz) | 288.0 g (10.16 oz) |
| อาหาร | Grazes aquatic vegetation, grasses, and sedges in South American marshes; wades in shallow water; diet … | Grazes short grasses and sedges; forages near water edges; diet supplemented by invertebrates during breeding … |
| จำนวนไข่ | -- | 2-6 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
ไม่มี
Bartlett's Tinamou only
White-bellied Nothura only
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.
White-bellied Nothura
Caatinga scrubland, dry cerrado grassland, and campo sujo of northeastern Brazil. Adapted to hot semi-arid habitats with sparse thorny vegetation. Often found on sandy soils.
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.
White-bellied Nothura
A loud, melodic 3-note whistle from cerrado and dry scrub of interior Brazil. Considered one of the more vocal Nothura species; easily detected by call in its habitat.
Geographic Range & Migration
Bartlett's Tinamou
Ranges from southern Mexico through Central America to northern South America. Sedentary in humid lowland forest understory.
White-bellied Nothura
Inhabits wooded grasslands and forest edges of central Brazil, Bolivia, and Paraguay. Sedentary in the Cerrado biome.
สถานะการอนุรักษ์
Bartlett's Tinamou
White-bellied Nothura
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.
White-bellied Nothura
Brown upperparts streaked and barred black and buff. Head with pale supercilium and dark lateral crown stripes. Throat and belly white. Breast buff with dark brown spots. White underparts distinctive.
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.
White-bellied Nothura
A small tinamou of open caatinga and cerrado grasslands, with brown streaked plumage and white underparts. Endemic to northeastern Brazil. Adapted to hot dry and semi-arid environments. Calls with a rapid whistling trill. Terrestrial and fast-running across sparse scrub.