Highland Tinamou vs Black Tinamou
Nothocercus bonapartei 比較対象 Tinamus osgoodi
Side-by-Side Comparison
| 属性 | Highland Tinamou | Black Tinamou |
|---|---|---|
| 学名 | Nothocercus bonapartei | Tinamus osgoodi |
| 目 | Tinamiformes | Tinamiformes |
| 科 | Tinamidae | Tinamidae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | — | — |
| 翼開長 | 42.4 cm (16.7 in) | 46.4 cm (18.3 in) |
| 体重 | 712.25 g (25.12 oz) | 1392.5 g (49.12 oz) |
| 食性 | Seeds, berries, and insects form the diet of this Brazilian cerrado tinamou; forages quietly on … | Forages forest floors for fallen seeds, fruits, tubers, and beetles; solitary and cryptic; diet varies … |
| 一腹卵数 | 2-4 | 2 |
| Population Trend | — | — |
Habitat Comparison
Highland Tinamou
Humid montane and cloud forest at 1,000–2,500 m in the Andes from Venezuela and Colombia south to Bolivia. Favors dense undergrowth with mossy ground cover near streams. Makes slight downhill movements in winter.
Black Tinamou
Humid cloud forest at 1,000–1,800 m in the Andes of southwestern Colombia and northern Peru. Favors steep terrain with dense undergrowth and mossy forest floor. Extremely range-restricted and rarely observed.
Song & Call Comparison
Highland Tinamou
A series of clear, flute-like whistles at varying pitches. The call descends in scale, creating a melancholic phrase. Sings from dense Andean cloud forest understory.
Black Tinamou
A deep, resonant, single-note whistle with a sad, hollow quality. Poorly documented due to its remote Peruvian cloud forest habitat. Calls infrequently compared to other large tinamous.
Geographic Range & Migration
Highland Tinamou
Found in dense forests and thickets from Colombia and Venezuela to Argentina. Sedentary; locally common in humid lowland forests.
Black Tinamou
Inhabits tropical and subtropical forests from southern Mexico to Bolivia and central Brazil. Largely sedentary across its wide range.
保全状況
Highland Tinamou
Black Tinamou
How to Tell Them Apart
Highland Tinamou
Rufous-brown upperparts heavily vermiculated with black; crown dark brown. Throat whitish; breast and flanks rufous with dark brown barring. Belly pale buff. Sexes alike.
Black Tinamou
Strikingly dark; upperparts blackish-brown with very fine pale vermiculations. Underparts dark slate-gray, barely paler than back. Throat pale. Legs and bill dark gray. Sexes similar.
About These Birds
Highland Tinamou
A medium-sized tinamou with dark brown upperparts, rufous-streaked breast, and a long slightly decurved bill. Inhabits Andean cloud forests. Its rich plaintive whistle is heard more often than the bird itself. Feeds on berries, seeds, and invertebrates on damp mossy forest floors.
Black Tinamou
ブラックティナムはコロンビアとペルーの山岳地帯に生息する希少なシギダチョウです。暗い羽色が特徴的です。