Black-throated Bobwhite vs Nahan's Partridge
Colinus nigrogularis 对比 Ptilopachus nahani
Side-by-Side Comparison
| 属性 | Black-throated Bobwhite | Nahan's Partridge |
|---|---|---|
| 学名 | Colinus nigrogularis | Ptilopachus nahani |
| 目 | Galliformes | Galliformes |
| 科 | Odontophoridae | Odontophoridae |
| 保护状况 | Least Concern | Vulnerable |
| 体长 | — | — |
| 翼展 | 20.4 cm (8.0 in) | 26.8 cm (10.6 in) |
| 体重 | 131.33333333333334 g (4.63 oz) | 278.5 g (9.82 oz) |
| 食性 | Feeds on seeds, berries, and invertebrates in Central American grasslands and scrub. Diet similar to … | Forages in Ugandan and Congolese rainforest understorey for invertebrates and seeds. Little-studied; diet poorly documented. |
| 产卵数 | -- | 4 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-throated Bobwhite
Whistled 'bob-white' series with slightly lower pitch than Northern Bobwhite; introductory 'bob' note longer. Rally call a rapid nasal 'koi-ee'; covey clucks are quiet and rhythmic.
Nahan's Partridge
Produces a soft, repeated whistled call and quiet clucking series. Calls are poorly documented; this Vulnerable forest partridge is secretive on Uganda's forest floor.
Geographic Range & Migration
Black-throated Bobwhite
Resident from Mexico and the Yucatán south through Central America to Nicaragua. Found in dry scrub and open woodland.
Nahan's Partridge
Resident in the rainforests of Uganda and adjacent Democratic Republic of Congo. Found in lowland and foothill rainforest. Poorly known.
保护状况
Black-throated Bobwhite
Nahan's Partridge
How to Tell Them Apart
Black-throated Bobwhite
Male has entirely black throat and face contrasting with white supercilium and neck spots; rufous-brown back streaked black; white-spotted flanks on rufous; belly pale. Female duller with buff replacing white.
Nahan's Partridge
Dark brown overall, finely barred and streaked buff; underparts paler brown with buff streaking; bare reddish eye-ring; tail short and rufous; sexes similar. Forest floor cryptic coloration.
About These Birds
Black-throated Bobwhite
黑喉鹑(Colinus nigrogularis)是一种体重约130克的新大陆鹌鹑，属珠颈斑鹑科，雄鸟具有独特的黑色喉部。栖息于伯利兹、危地马拉和洪都拉斯的开阔松林草地，以种子和昆虫为食。
Nahan's Partridge
A small partridge (~280 g) of family Odontophoridae, dark reddish-brown with black barring. Endemic to lowland primary rainforest in Uganda and the Democratic Republic of Congo. Highly terrestrial, foraging on the forest floor for seeds, berries, and invertebrates. Vulnerable; requires intact primary forest and is threatened by widespread logging and agricultural conversion in Central Africa.