Przevalski's Partridge vs Sage Grouse
Alectoris magna 比較対象 Centrocercus urophasianus
Side-by-Side Comparison
| 属性 | Przevalski's Partridge | Sage Grouse |
|---|---|---|
| 学名 | Alectoris magna | Centrocercus urophasianus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | — | — |
| 翼開長 | 34.5 cm (13.6 in) | 61.2 cm (24.1 in) |
| 体重 | 553.0 g (19.51 oz) | 2100.0 g (74.08 oz) |
| 食性 | Eats seeds, plant material, and invertebrates in rocky terrain of northwestern China and Central Asia. | Feeds almost entirely on sagebrush leaves and buds in winter; insects and forbs important in … |
| 一腹卵数 | 7-20 | 7-15 |
| 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.
Sage Grouse
Males produce extraordinary lek display: deep swishing 'swish-swish-coo-OO-ploop' using air sacs; low frequency, liquid, and otherworldly. Alarm is a cackling 'cac-cac'; females cluck softly.
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.
Sage Grouse
Resident in sagebrush habitat of the western United States and southwestern Canada. Found in semi-arid plains with Artemisia. Vulnerable.
保全状況
Przevalski's Partridge
Sage 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 …
Sage Grouse
Male has black belly, white breast, spiky pointed tail; yellow eye-combs; during display inflates yellow-green bare breast sacs exposing white feather ruff. Female mottled brown with dark belly patch.
About These Birds
Przevalski's Partridge
A large Phasianidae partridge (~553 g) of rocky semi-arid terrain and loess gullies in the Gansu corridor and adjacent Yellow River basin, northern China. Closely related to Chukar but notably larger. Feeds on seeds, leaves, and invertebrates. Tolerates cold winters; forms winter coveys. Least Concern.
Sage Grouse
体重約2.1kgの北米最大のライチョウ。棘状の尾羽と黄色の気嚢を持ち、セージブラッシュに依存する準絶滅危惧種。