Przevalski's Partridge vs White-faced Partridge
Alectoris magna comparado com Arborophila orientalis
Side-by-Side Comparison
| Atributo | Przevalski's Partridge | White-faced Partridge |
|---|---|---|
| Nome científico | Alectoris magna | Arborophila orientalis |
| Ordem | Galliformes | Galliformes |
| Família | Phasianidae | Phasianidae |
| Estado de conservação | Least Concern | Vulnerable |
| Comprimento | — | — |
| Envergadura | 34,5 cm (13.6 in) | 28,5 cm (11.2 in) |
| Peso | 553,0 g (19.51 oz) | 310,5 g (10.95 oz) |
| Dieta | Eats seeds, plant material, and invertebrates in rocky terrain of northwestern China and Central Asia. | Eats seeds, invertebrates, and small fruits on floor of East Javan and Balinese montane forests. … |
| Tamanho da postura | 7-20 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Nenhum
Przevalski's Partridge only
White-faced Partridge only
Song & Call Comparison
Przevalski's Partridge
Loud, resonant 'chuck-chuck-CHURR' calls from Chinese loess plateau and Qinghai rocky terrain; lower and slightly fuller than Chukar. Alarm is rapid harsh cackle. Pairs call in duet at dawn.
White-faced Partridge
Rising 'wheee-oo' whistle with clean, flute-like quality; calls from E Java mountains at dusk and dawn. Alarm produces sharp abrupt chips. Covey contact maintained with low rolling clucks.
Geographic Range & Migration
Przevalski's Partridge
Resident of rocky semi-arid hillsides in northwestern China (Qinghai, Gansu, Xinjiang) and adjacent Mongolia, at 1,500–3,500 m.
White-faced Partridge
Endemic to the Lesser Sunda Islands of eastern Java, Bali, and Lombok. Found in montane and lowland forest.
Estado de conservação
Przevalski's Partridge
White-faced Partridge
How to Tell Them Apart
Przevalski's Partridge
Large partridge; grey upperparts; white face and throat with narrow black gorget; broader and more distinct chestnut and white barring on flanks than Chukar; grey breast; red bill; larger overall …
White-faced Partridge
Brown above; face and throat strikingly white contrasting with dark crown and neck; breast grey; flanks olive-grey streaked white; bare reddish eye-ring; extensive white on face is immediately distinctive.
About These Birds
Przevalski's Partridge
Uma perdiz robusta da família Phasianidae, endêmica do noroeste da China e da Mongólia. A Perdiz-da-china (Alectoris magna) habita encostas rochosas e arbustivas, especialmente em regiões montanhosas áridas e semiáridas. Mede aproximadamente 37-42 cm, sendo maior que muitas outras perdizes Alectoris. Caracterizada pelo colar escuro e flancos barrados. Alimenta-se de sementes e partes vegetais. Uma espécie pouco conhecida com distribuição restrita. Classificada como Pouco Preocupante pela UICN.
White-faced Partridge
A medium-sized partridge (~310 g) of family Phasianidae, with a distinctive white face and scaly brown upperparts. Found in montane forests of eastern Java and Bali. Inhabits highland broadleaved forest at 800–2,500 m elevation. Forages secretively on the forest floor for seeds and invertebrates. Vulnerable; restricted to a small area of eastern Java and Bali with ongoing deforestation.