Bearded Wood-partridge vs Nahan's Partridge
Dendrortyx barbatus 비교 대상 Ptilopachus nahani
Side-by-Side Comparison
| 속성 | Bearded Wood-partridge | Nahan's Partridge |
|---|---|---|
| 학명 | Dendrortyx barbatus | Ptilopachus nahani |
| 목 | Galliformes | Galliformes |
| 과 | Odontophoridae | Odontophoridae |
| 보전 상태 | Vulnerable | Vulnerable |
| 체장 | — | — |
| 날개 폭 | 30.1 cm (11.9 in) | 26.8 cm (10.6 in) |
| 체중 | 407.5 g (14.37 oz) | 278.5 g (9.82 oz) |
| 식성 | Forages in Mexican cloud forests for seeds, invertebrates, and small fruits. Critically endangered; diet poorly … | Forages in Ugandan and Congolese rainforest understorey for invertebrates and seeds. Little-studied; diet poorly documented. |
| 산란 수 | 4-8 | 4 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Bearded Wood-partridge
Emits a loud, resonant hooting call similar to other Dendrortyx wood-partridges. The owl-like hooting carries through cloud forest; calls are poorly differentiated from Long-tailed.
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
Bearded Wood-partridge
Endemic to cloud forest in the Sierra de Juárez, Oaxaca, Mexico, and adjacent Veracruz at 1,500-2,500 m. Rarely observed.
Nahan's Partridge
Resident in the rainforests of Uganda and adjacent Democratic Republic of Congo. Found in lowland and foothill rainforest. Poorly known.
보전 상태
Bearded Wood-partridge
Nahan's Partridge
How to Tell Them Apart
Bearded Wood-partridge
Rufous-brown above; grey head with white supercilium; distinct black-and-white beard streaks on lower throat and chin; breast streaked black and white; flanks rufous-brown; belly pale buff.
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
Bearded Wood-partridge
약 405g의 Odontophoridae 과 중형 신세계 메추라기로 수염처럼 보이는 뚜렷한 얼굴 줄무늬를 가진다. 멕시코 동부 시에라 마드레 오리엔탈의 제한된 지역 운무림 고유종. 씨앗과 무척추동물을 땅에서 채이며 먹는다. 취약종; 농업 확장으로 인한 서식지 손실로 멕시코 고지 삼림이 크게 파편화됨.
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.