Ornate Tinamou vs Grey Tinamou
Nothoprocta ornata 比較対象 Tinamus tao
Side-by-Side Comparison
| 属性 | Ornate Tinamou | Grey Tinamou |
|---|---|---|
| 学名 | Nothoprocta ornata | Tinamus tao |
| 目 | Tinamiformes | Tinamiformes |
| 科 | Tinamidae | Tinamidae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | — | — |
| 翼開長 | 37.1 cm (14.6 in) | 55.7 cm (21.9 in) |
| 体重 | 624.5 g (22.03 oz) | 1674.5 g (59.07 oz) |
| 食性 | Herbivorous, grazing grasses and sedges near water; dabbles for aquatic invertebrates during breeding; forms large … | Herbivorous tinamou feeding on seeds, fruits, and tender leaves in Andean foothills; occasionally takes insects … |
| 一腹卵数 | 4-9 | 2-9 |
| Population Trend | — | — |
Habitat Comparison
Ornate Tinamou
High puna grassland, rocky outcrops, and shrubby slopes at 3,000–4,800 m in the Andes from Peru through Bolivia to northwestern Argentina and Chile. Often near rocky gullies and streams.
Grey Tinamou
Tropical and subtropical humid montane forest from Venezuela and Colombia south to Bolivia and northern Brazil at 200–1,800 m. Favors dense undergrowth near forest streams. Nests on the ground among leaf litter.
Song & Call Comparison
Ornate Tinamou
A musical, clear whistle from Andean puna and bofedales. Call is a repeated 2-note phrase. Considered one of the more melodic high-elevation tinamous in the genus.
Grey Tinamou
A series of haunting, flute-like hollow whistles 'whooo-wooo' delivered at dawn and dusk from within humid forest. Mournful, far-carrying quality typical of large forest tinamous.
Geographic Range & Migration
Ornate Tinamou
Ranges along Pacific slopes of the Andes from Ecuador to central Chile. Sedentary in arid and semi-arid foothill scrub.
Grey Tinamou
Found in open habitats across South America from Colombia and Venezuela to Chile and Argentina. Sedentary; some local altitudinal shifts.
保全状況
Ornate Tinamou
Grey Tinamou
How to Tell Them Apart
Ornate Tinamou
Intricately patterned; upperparts grayish-brown with black streaks and whitish shaft streaks. Bold pale supercilium. Breast spotted and streaked on pale buff. Belly whitish. Striking Andean species.
Grey Tinamou
Uniform dark slate-gray upperparts finely vermiculated with black. Throat whitish; breast pale gray. Flanks barred with dark brown. Sexes similar; cryptic plumage suits humid forest floor.
About These Birds
Ornate Tinamou
A striking medium-sized tinamou with intricately patterned brown, black, and white plumage—one of the most ornately marked tinamou species. Found in Andean puna from Peru to Argentina. Terrestrial and gregarious, often found in small flocks. Calls with a clear fluted whistle.
Grey Tinamou
グレイティナムはアンデス山脈東部の斜面に生息する大型のシギダチョウです。灰色の羽毛が特徴的です。