Curve-billed Tinamou vs White-throated Tinamou
Nothoprocta curvirostris เปรียบเทียบกับ Tinamus guttatus
Side-by-Side Comparison
| คุณสมบัติ | Curve-billed Tinamou | White-throated Tinamou |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Nothoprocta curvirostris | Tinamus guttatus |
| อันดับ | Tinamiformes | Tinamiformes |
| วงศ์ตระกูล | Tinamidae | Tinamidae |
| สถานะการอนุรักษ์ | Least Concern | Near Threatened |
| ความยาว | — | — |
| กว้างปีก | 32.0 cm (12.6 in) | 39.1 cm (15.4 in) |
| น้ำหนัก | 376.0 g (13.26 oz) | 688.75 g (24.29 oz) |
| อาหาร | Grazes grasses and sedges in Asian wetlands; dabbles for aquatic invertebrates; forms large flocks; migratory … | Feeds on grass seeds, small invertebrates, and fallen berries in Andean valleys; scratches through dry … |
| จำนวนไข่ | 2-4 | 5-6 |
| Population Trend | — | — |
Habitat Comparison
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ไม่มี
Curve-billed Tinamou only
White-throated Tinamou only
Curve-billed Tinamou
High puna grassland, paramo, and scrubby slopes at 3,000–4,500 m in the Andes of Ecuador and northern Peru. Associated with wet paramo, cushion bogs, and rocky terrain.
White-throated Tinamou
Lowland humid tropical forest in the western and central Amazon basin, from southern Colombia and Venezuela south through Ecuador, Peru, and Bolivia to western Brazil. Prefers undisturbed terra firme forest interior.
Song & Call Comparison
Curve-billed Tinamou
A soft, falling 2-note whistle from Andean cloud forest edges. Carries well through mist-shrouded vegetation. Considered a quieter species overall among highland tinamous.
White-throated Tinamou
Gives high-pitched, pure whistles in a series of 3-4 notes, descending in pitch. Song carries through humid lowland forest. Considered more musical than most other tinamous.
Geographic Range & Migration
Curve-billed Tinamou
Restricted to the Atlantic Forest of southeastern Brazil (Rio de Janeiro, São Paulo, Minas Gerais). Sedentary; critically threatened.
White-throated Tinamou
Ranges across open savannas and woodland edges of central and eastern Brazil into Bolivia and Argentina. Non-migratory and resident.
สถานะการอนุรักษ์
Curve-billed Tinamou
White-throated Tinamou
How to Tell Them Apart
Curve-billed Tinamou
Brown upperparts with blackish vermiculations and buff streaks. Distinctive curved bill. Pale supercilium. Breast spotted on pale buff; belly whitish. Flanks barred. Andean cloud forest species.
White-throated Tinamou
Brown upperparts finely spotted and barred black. Distinctive pure white throat contrasting with rufous-brown breast. Belly buff-white with dark spots on flanks. Sexes similar.
About These Birds
Curve-billed Tinamou
A small compact tinamou with a notably long decurved bill, brown-streaked plumage, and pale underparts. Found in high Andean grasslands in Ecuador and Peru. The curved bill is adapted to probing soil for invertebrates and tubers in puna habitats.
White-throated Tinamou
A medium-large tinamou with bold white spotting on brown upperparts and a distinctive white throat patch. Found in lowland Amazonian rainforest. Its resonant flute-like call is one of the signature sounds of Amazonian forests. Feeds on fallen fruits, seeds, and invertebrates on the forest floor.