Przevalski's Partridge vs Tan-breasted Partridge
Alectoris magna comparado com Arborophila rolli
Side-by-Side Comparison
| Atributo | Przevalski's Partridge | Tan-breasted Partridge |
|---|---|---|
| Nome científico | Alectoris magna | Arborophila rolli |
| Ordem | Galliformes | Galliformes |
| Família | Phasianidae | Phasianidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 34,5 cm (13.6 in) | 28,1 cm (11.1 in) |
| Peso | 553,0 g (19.51 oz) | 336,0 g (11.85 oz) |
| Dieta | Eats seeds, plant material, and invertebrates in rocky terrain of northwestern China and Central Asia. | Forages on floor of northern Sumatran montane forests for seeds, invertebrates, and small fruits. Little-studied … |
| Tamanho da postura | 7-20 | -- |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Nenhum
Przevalski's Partridge only
Tan-breasted 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.
Tan-breasted Partridge
Clear, ringing 'wii-OO' whistle heard from Sumatra's foothills; second note drawn out. Poorly known; alarm a short sharp 'kek'. Covey contact maintained by soft, quiet 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.
Tan-breasted Partridge
Endemic to northern Sumatra in Aceh and North Sumatra provinces. Found in lowland and foothill forest below 1,000 m.
Estado de conservação
Przevalski's Partridge
Tan-breasted 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 …
Tan-breasted Partridge
Brown above; breast uniform tan-buff without chestnut or grey; throat whitish; flanks olive-brown streaked pale; bare reddish eye-ring; uniform tan breast is diagnostic against grey-breasted congeners.
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.
Tan-breasted Partridge
A medium-sized partridge (~335 g) of family Phasianidae, with plain tan-brown breast and muted brown upperparts. Endemic to the Natuna Islands of Indonesia. Inhabits tropical forest. Forages on the forest floor for seeds and invertebrates. Least Concern; while restricted to small islands, remains stable; its insular endemism makes it vulnerable to future habitat clearance or introduced predators.