Starred Wood-quail vs Nahan's Partridge
Odontophorus stellatus 比較対象 Ptilopachus nahani
Side-by-Side Comparison
| 属性 | Starred Wood-quail | Nahan's Partridge |
|---|---|---|
| 学名 | Odontophorus stellatus | Ptilopachus nahani |
| 目 | Galliformes | Galliformes |
| 科 | Odontophoridae | Odontophoridae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | — | — |
| 翼開長 | 26.8 cm (10.6 in) | 26.8 cm (10.6 in) |
| 体重 | 336.5 g (11.87 oz) | 278.5 g (9.82 oz) |
| 食性 | Eats seeds, invertebrates, and small fruits on Amazonian forest floor. Forages in pairs or small … | Forages in Ugandan and Congolese rainforest understorey for invertebrates and seeds. Little-studied; diet poorly documented. |
| 一腹卵数 | -- | 4 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Starred Wood-quail
Loud, melodic 'ko-WEE-ko' duet ringing through Amazonian rainforest; middle note rising sharply. Contact between group members is a series of low, rolling cluck-like syllables.
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
Starred Wood-quail
Resident in the Amazon Basin of Peru, Colombia, and Brazil. Found in lowland terra firme rainforest and forest edges.
Nahan's Partridge
Resident in the rainforests of Uganda and adjacent Democratic Republic of Congo. Found in lowland and foothill rainforest. Poorly known.
保全状況
Starred Wood-quail
Nahan's Partridge
How to Tell Them Apart
Starred Wood-quail
Rich brown above; underparts dark brown with bold round white spots scattered across breast and flanks resembling stars; bare reddish eye-ring; white starring on underparts is unique and distinctive.
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
Starred Wood-quail
A medium-sized New World quail (~335 g) of family Odontophoridae, named for white star-like spots on the breast. Inhabits humid lowland forests in the western Amazon basin in Peru, Ecuador, and northern Bolivia. Forages on the forest floor for seeds and invertebrates. Least Concern; distributed across extensive undisturbed Amazonian and Andean foothill forests in the western Amazon.
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.