White-tailed Ptarmigan vs Altai Snowcock
Lagopus leucura 비교 대상 Tetraogallus altaicus
Side-by-Side Comparison
| 속성 | White-tailed Ptarmigan | Altai Snowcock |
|---|---|---|
| 학명 | Lagopus leucura | Tetraogallus altaicus |
| 목 | Galliformes | Galliformes |
| 과 | Phasianidae | Phasianidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 34.6 cm (13.6 in) | 56.9 cm (22.4 in) |
| 체중 | 361.8 g (12.76 oz) | 2770.0 g (97.71 oz) |
| 식성 | Eats alpine willow and heather buds and leaves; switches to berries and insects in summer. … | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … |
| 산란 수 | 2-9 | 4-15 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-tailed Ptarmigan
Soft, chicken-like clucking 'ko-ko-ko'; quiet relative to other ptarmigan. Alarm is a sharp 'kek' series. Males give low, croaking calls on alpine tundra at dawn. Flock contact is muted burbling.
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
White-tailed Ptarmigan
Breeds in alpine tundra from Alaska south through the Rockies to New Mexico. Largely resident, descending to lower elevations in winter.
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
White-tailed Ptarmigan
Altai Snowcock
How to Tell Them Apart
White-tailed Ptarmigan
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
White-tailed Ptarmigan
흰꼬리뇨조는 북아메리카 록키 산맥 고산 지대에 서식하는 뇌조 종류이다. 일 년 내내 하얀 꼬리를 유지하며 겨울에는 전체가 흰색으로 변한다. 고산의 탁 트인 바위 지대와 알파인 초원에서 식물 새싹과 열매를 먹는다.
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.