Tawny-breasted Tinamou vs Andean Tinamou
Nothocercus julius 比較対象 Nothoprocta pentlandii
Side-by-Side Comparison
| 属性 | Tawny-breasted Tinamou | Andean Tinamou |
|---|---|---|
| 学名 | Nothocercus julius | Nothoprocta pentlandii |
| 目 | Tinamiformes | Tinamiformes |
| 科 | Tinamidae | Tinamidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 38.2 cm (15.0 in) | 29.6 cm (11.7 in) |
| 体重 | 683.75 g (24.12 oz) | 316.01666666666665 g (11.15 oz) |
| 食性 | Omnivorous; eats seeds, tubers, insects, and berries on Andean slopes; forages solitarily in dense montane … | Herbivorous grazer feeding on grasses and aquatic sedges near wetlands; supplements diet with aquatic invertebrates … |
| 一腹卵数 | -- | 5-8 |
| Population Trend | — | — |
Habitat Comparison
Tawny-breasted Tinamou
Humid montane forest at 1,500–2,600 m in the northern and central Andes of Colombia, Ecuador, and northern Peru. Prefers steep slopes with dense ferns and shrubs beneath closed canopy.
Andean Tinamou
Andean valleys, foothills, scrubby slopes, and agricultural land at 1,500–4,000 m from Ecuador through Peru and Bolivia to northwestern Argentina. Tolerates degraded and cultivated areas with scrub remnants.
Song & Call Comparison
Tawny-breasted Tinamou
Delivers slow, mournful whistled phrases from dense mountain forest. The song is a series of 2-3 pure notes. Less frequently heard than lowland tinamous.
Andean Tinamou
A rising 2-note whistle from Andean scrub and grassland. Frequently heard during early morning. Considered a vocal species within its highland habitat.
Geographic Range & Migration
Tawny-breasted Tinamou
Endemic to humid forests of southeastern Brazil from Pernambuco to Rio Grande do Sul. Sedentary; classified as Near Threatened.
Andean Tinamou
Inhabits forests and edges in a broad arc from Costa Rica to northern Argentina and southeastern Brazil. Largely sedentary.
保全状況
Tawny-breasted Tinamou
Andean Tinamou
How to Tell Them Apart
Tawny-breasted Tinamou
Dark brown upperparts with fine black vermiculation. Distinctively warm tawny-rufous breast and flanks. Throat whitish; belly pale. Crown blackish-brown. Sexes similar in this Andean species.
Andean Tinamou
Gray-brown upperparts with blackish streaks and buff shaft-streaks. Pale buff supercilium. Breast spotted brown on buff. Belly whitish. Compact; common across Andean grasslands and scrub.
About These Birds
Tawny-breasted Tinamou
A medium-sized tinamou with plain tawny-brown upperparts and warm rufous-orange breast. Found in Andean forests of Ecuador, Colombia, and Peru. Secretive and terrestrial; known primarily from its loud mournful call heard at dawn. Forages in dense undergrowth for seeds and invertebrates.
Andean Tinamou
A medium-sized tinamou with brown streaked plumage and pale supercilium. Widespread in Andean foothills and inter-Andean valleys from Ecuador to Argentina. Adaptable and locally common; inhabits a variety of open and scrubby habitats at mid to high altitudes.