Przevalski's Partridge vs Ruffed Grouse
Alectoris magna 比較対象 Bonasa umbellus
Side-by-Side Comparison
| 属性 | Przevalski's Partridge | Ruffed Grouse |
|---|---|---|
| 学名 | Alectoris magna | Bonasa umbellus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 34.5 cm (13.6 in) | 36.6 cm (14.4 in) |
| 体重 | 553.0 g (19.51 oz) | 613.0 g (21.62 oz) |
| 食性 | Eats seeds, plant material, and invertebrates in rocky terrain of northwestern China and Central Asia. | Buds, catkins, and leaves of deciduous trees dominate diet in winter; berries, seeds, and invertebrates … |
| 一腹卵数 | 7-20 | 6-15 |
| 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.
Ruffed Grouse
Males produce deep, accelerating drumming with wings on hollow logs; thump-thump-thump-rrrrrr. Vocal calls include soft 'quit-quit'; alarm is a sharp 'pit'. Drumming carries up to 400 meters.
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.
Ruffed Grouse
Resident across boreal forests of North America from Alaska south to the Appalachians. Found in deciduous and mixed woodland. Largely sedentary.
保全状況
Przevalski's Partridge
Ruffed 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 …
Ruffed Grouse
Cryptic brown or grey morph; broad black ruff on neck sides; tail broadly banded grey with black subterminal bar; underparts barred buff and brown; red eye-comb; two colour morphs vary …
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.
Ruffed Grouse
エリマキライチョウはキジ科の中型ライチョウ（約610g）で、扇形の尾と頸の襞飾りを持つ褐色・灰色の見事な保護色を持つ。北米の落葉樹林と混交林に生息する。雄は翼で叩くことで独特の太鼓のような音を出す。芽・葉・ベリーを食べる。軽度懸念；北米の広域にわたる林に生息する重要な狩猟鳥。