Red-winged Tinamou vs Great Tinamou
Rhynchotus rufescens so với Tinamus major
Side-by-Side Comparison
| Thuộc Tính | Red-winged Tinamou | Great Tinamou |
|---|---|---|
| Tên Khoa Học | Rhynchotus rufescens | Tinamus major |
| Bộ | Tinamiformes | Tinamiformes |
| Họ | Tinamidae | Tinamidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 41,8 cm (16.5 in) | 48,2 cm (19.0 in) |
| Khối Lượng | 810,0 g (28.57 oz) | 1006,75 g (35.51 oz) |
| Chế Độ Ăn | Grazes on grasses, sedges, and fallen seeds near ponds; dabbles for aquatic invertebrates during nesting … | Ground-forager eating seeds, fallen fruits, and small invertebrates in Chilean matorral scrub; pecks and scratches … |
| Số Trứng | 3-9 | 3-6 |
| Population Trend | — | — |
Habitat Comparison
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.
Great Tinamou
Humid lowland and foothill tropical rainforest from southern Mexico through Central America to Bolivia and southeastern Brazil. Prefers undisturbed forest interior with dense understorey. Nests on the ground.
Song & Call Comparison
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.
Great Tinamou
A beautiful, pure whistled phrase repeated at regular intervals from the forest floor. Call is a clear 'wheeeoo-wheeeoo'. Among the most musical tinamou calls in its range.
Geographic Range & Migration
Red-winged Tinamou
Restricted to humid forests of southeastern Brazil, from Espírito Santo to Rio Grande do Sul. Sedentary in Atlantic Forest.
Great Tinamou
Found in open habitats from Venezuela and Guianas through Bolivia to northeastern Argentina. Sedentary in dry savannas and grasslands.
Tình Trạng Bảo Tồn
Red-winged Tinamou
Great Tinamou
How to Tell Them Apart
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.
Great Tinamou
Olive-brown to grayish-brown upperparts with black vermiculations and barring. Crown darker brownish; throat whitish. Breast grayish-brown; belly pale buff. Flanks barred with dark brown.
About These Birds
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.
Great Tinamou
The largest regularly occurring tinamou, with brownish-grey plumage, barred wings, and a pale belly. Common in lowland Neotropical rainforest from Mexico to Bolivia. Males incubate glossy teal-colored eggs. Their haunting multi-note calls resonate through the forest, making them acoustically conspicuous yet visually elusive.