Przevalski's Partridge vs Sooty Grouse
Alectoris magna 对比 Dendragapus fuliginosus
Side-by-Side Comparison
| 属性 | Przevalski's Partridge | Sooty Grouse |
|---|---|---|
| 学名 | Alectoris magna | Dendragapus fuliginosus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 34.5 cm (13.6 in) | 44.6 cm (17.6 in) |
| 体重 | 553.0 g (19.51 oz) | 1016.25 g (35.85 oz) |
| 食性 | Eats seeds, plant material, and invertebrates in rocky terrain of northwestern China and Central Asia. | Feeds on conifer needles, especially Douglas-fir, in winter; berries, leaves, seeds, and insects in summer. |
| 产卵数 | 7-20 | 6-12 |
| Population Trend | — | — |
Habitat Comparison
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.
Sooty Grouse
Deep, booming 'hoot-hoot-hoot-hoot-hoot' from treetop perch; inflated cervical sacs amplify resonance. Similar to Dusky Grouse but with subtle tonal differences. Alarm is rapid sharp clucking.
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.
Sooty Grouse
Resident along the Pacific coast and Cascade-Sierra ranges from Alaska south to northern California. Found in coastal coniferous forest.
保护状况
Przevalski's Partridge
Sooty Grouse
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 …
Sooty Grouse
Male is dark sooty-grey; tail grey with broad pale grey terminal band; yellow eye-comb; bare pink-purple neck sac visible during display. Female mottled dark brown; overall darker than Dusky Grouse.
About These Birds
Przevalski's Partridge
大石鸡（Alectoris magna），体重约553克，分布于甘肃走廊地区的干旱半干旱岩石地带和黄土沟壑。属雉科（Phasianidae），是中国西北特有种，种群数量较少。
Sooty Grouse
A large grouse (~1 kg) of family Phasianidae, males uniformly dark sooty-grey with yellow-orange eyecomb. Inhabits coastal and Pacific mountain forests from Alaska to California. Feeds on conifer needles, especially fir and hemlock, in winter; berries and invertebrates in summer. Migrates upslope in winter, opposite to most birds. Least Concern; common along the Pacific Coast mountain ranges.