Ruffed Grouse vs Altai Snowcock
Bonasa umbellus 비교 대상 Tetraogallus altaicus
Side-by-Side Comparison
| 속성 | Ruffed Grouse | Altai Snowcock |
|---|---|---|
| 학명 | Bonasa umbellus | Tetraogallus altaicus |
| 목 | Galliformes | Galliformes |
| 과 | Phasianidae | Phasianidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 36.6 cm (14.4 in) | 56.9 cm (22.4 in) |
| 체중 | 613.0 g (21.62 oz) | 2770.0 g (97.71 oz) |
| 식성 | Buds, catkins, and leaves of deciduous trees dominate diet in winter; berries, seeds, and invertebrates … | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … |
| 산란 수 | 6-15 | 4-15 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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.
Altai Snowcock
Loud, ringing whistled 'whi-WHEEE' echoing across Altai alpine slopes; deeper than Tibetan Snowcock due to larger size. Alarm is rapid barking. Calls at dawn from rocky ridgelines.
Geographic Range & Migration
Ruffed Grouse
Resident across boreal forests of North America from Alaska south to the Appalachians. Found in deciduous and mixed woodland. Largely sedentary.
Altai Snowcock
Resident of alpine rocky slopes and grassy hillsides in the Altai and Sayan mountains of Russia, Kazakhstan, and western Mongolia, at 2,000–4,000 m.
보전 상태
Ruffed Grouse
Altai Snowcock
How to Tell Them Apart
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 …
Altai Snowcock
Largest snowcock; grey-brown upperparts with buff streaks; white underparts with grey breast; rufous necklace streaks on lower neck; white outer tail in flight; whitish face with dark ear patch. Sexes …
About These Birds
Ruffed Grouse
부채꼬리뇌조는 북미 낙엽수림과 혼합림에 서식하는 중간 크기의 뇌조(약 610g)로 꿩과에 속합니다. 부채 모양 꼬리와 목 주름이 있는 갈색과 회색의 훌륭한 위장 깃털. 수컷은 날개를 두드려 독특한 우르릉거리는 소리를 냅니다. 싹, 잎, 열매를 먹습니다. 넓은 북미 숲 범위에서 중요한 게임 새인 관심대상 종입니다.
Altai Snowcock
알타이 눈꿩은 알타이-사얀 산맥의 고산 지대에 서식하는 대형 자고새류입니다. 회색빛 갈색 깃털에 흰색 무늬가 있으며, 4,000m 이상의 험준한 고산 초원과 암석 지대에 적응하여 생활합니다.