Barred Tinamou vs Patagonian Tinamou
Crypturellus casiquiare so với Tinamotis ingoufi
Side-by-Side Comparison
| Thuộc Tính | Barred Tinamou | Patagonian Tinamou |
|---|---|---|
| Tên Khoa Học | Crypturellus casiquiare | Tinamotis ingoufi |
| Bộ | Tinamiformes | Tinamiformes |
| Họ | Tinamidae | Tinamidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 27,0 cm (10.6 in) | 43,0 cm (16.9 in) |
| Khối Lượng | 287,625 g (10.15 oz) | 950,0 g (33.51 oz) |
| Chế Độ Ăn | Grazes grasses and aquatic vegetation near wetland edges; sedges and stems dominate diet; supplements with … | Arctic-breeding; grazes grasses, sedges, and cotton-grass in tundra; winter diet shifts to marine grasses and … |
| Số Trứng | -- | 8-12 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Barred Tinamou only
Patagonian Tinamou only
Barred Tinamou
Restricted to humid lowland forest along the Casiquiare canal region of southern Venezuela and extreme northwestern Brazil. Associated with river-edge and flooded forest at low elevations. Rarely recorded.
Patagonian Tinamou
Open Patagonian steppe, grassland, and rocky semi-desert from southern Buenos Aires Province south to Tierra del Fuego. Adapts to cold windy exposed conditions. Groups near rocky outcrops and shrub patches.
Song & Call Comparison
Barred Tinamou
A slow, hollow whistle from blackwater river forest of the upper Orinoco. Call is distinctive but rarely recorded given its restricted range on the Venezuela-Colombia border.
Patagonian Tinamou
A repeated whistle from Patagonian steppe. Call is a simple, clear 2-note phrase. Considered less vocal than some relatives; its open habitat carries sound well regardless.
Geographic Range & Migration
Barred Tinamou
Inhabits savannas and forest edges of northeastern Brazil's semi-arid Caatinga region. Sedentary and endemic to this biome.
Patagonian Tinamou
Found in forests of the Andes foothills from Colombia to Bolivia. Sedentary in cloud forest undergrowth at 600–2,000 m.
Tình Trạng Bảo Tồn
Barred Tinamou
Patagonian Tinamou
How to Tell Them Apart
Barred Tinamou
Heavily and boldly barred throughout; upperparts dark brown with broad black bars. Crown blackish; face pale. Throat whitish; breast and flanks strongly barred black and buff. Belly whitish.
Patagonian Tinamou
Large tinamou with grayish-brown upperparts, dark streaking, and buff shaft streaks. Pale supercilium. Breast grayish, spotted. Belly pale. Patagonian steppe specialist; sexes similar.
About These Birds
Barred Tinamou
A small tinamou with distinctly barred brown-and-buff plumage. Restricted to the Casiquiare region of Venezuela and adjacent northwestern Brazil—one of the most restricted tinamou ranges. Nearly all data come from specimens. Inhabits humid lowland forest along river systems.
Patagonian Tinamou
A large crested tinamou with grey-brown plumage and bold pale streaking. Endemic to Patagonian steppe of southern Argentina and Chile. Found on open wind-swept grasslands. Forms small flocks outside breeding season. Its loud call resonates across the barren steppe.