Przevalski's Partridge vs Gunnison Grouse
Alectoris magna 比較対象 Centrocercus minimus
Side-by-Side Comparison
| 属性 | Przevalski's Partridge | Gunnison Grouse |
|---|---|---|
| 学名 | Alectoris magna | Centrocercus minimus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Least Concern | Endangered |
| 体長 | — | — |
| 翼開長 | 34.5 cm (13.6 in) | 57.0 cm (22.4 in) |
| 体重 | 553.0 g (19.51 oz) | 1575.0 g (55.56 oz) |
| 食性 | Eats seeds, plant material, and invertebrates in rocky terrain of northwestern China and Central Asia. | Highly dependent on sagebrush for winter foliage; eats forbs and invertebrates in spring and summer. … |
| 一腹卵数 | 7-20 | 6-10 |
| 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.
Gunnison Grouse
Lek display similar to Sage Grouse but faster and higher-pitched: 'swish-swish-ploop-ploop'; 9-note sequence vs. 7 in Sage Grouse. Plume rattle more pronounced. Alarm is harsh cacking.
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.
Gunnison Grouse
Endemic to Gunnison Basin and adjacent areas of southwestern Colorado. Found in sagebrush habitat. Critically endangered.
保全状況
Przevalski's Partridge
Gunnison 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 …
Gunnison Grouse
Male similar to Sage Grouse but smaller; black belly, white breast, spiky tail with more white barring; prominent white neck filoplumes; yellow eye-combs; yellow-green breast air sacs used in display.
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.
Gunnison Grouse
体重約1.6kgの絶滅危惧II類のグラウス。コロラド南西部・ユタの小地域のガニソン盆地に5,000羽未満が生息し、セージブラッシュに依存する。