Przevalski's Partridge vs Red-billed Partridge
Alectoris magna comparado com Arborophila rubrirostris
Side-by-Side Comparison
| Atributo | Przevalski's Partridge | Red-billed Partridge |
|---|---|---|
| Nome científico | Alectoris magna | Arborophila rubrirostris |
| Ordem | Galliformes | Galliformes |
| Família | Phasianidae | Phasianidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 34,5 cm (13.6 in) | 26,2 cm (10.3 in) |
| Peso | 553,0 g (19.51 oz) | 226,0 g (7.97 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 Bornean montane forests. Little-studied; diet inferred … |
| Tamanho da postura | 7-20 | -- |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Nenhum
Przevalski's Partridge only
Red-billed 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.
Red-billed Partridge
Clear, high-pitched 'wheee-oop' whistle; slurred downward at end. Borneo endemic calling from montane understorey. Contact calls soft low clucks; alarm a sharp explosive 'pit' note.
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.
Red-billed Partridge
Resident in the montane forests of Sumatra and Borneo at 600-2,000 m. Found in primary hill and montane forest.
Estado de conservação
Przevalski's Partridge
Red-billed 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 …
Red-billed Partridge
Brown above streaked darker; throat and face white with fine dark scaling; breast grey; flanks grey with white streaks; distinctive bright red bill and red eye-ring; no rufous breast patches.
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.
Red-billed Partridge
A small partridge (~225 g) of family Phasianidae, distinguished by its bright red bill on dark plumage. Endemic to montane forests of Sumatra at 700–2,000 m elevation. Inhabits the forest floor and dense undergrowth of subtropical highland forest. Forages for seeds, berries, and invertebrates. Least Concern; restricted to Sumatran mountains but currently stable with sufficient forest cover remaining.