White-faced Partridge vs Altai Snowcock

Arborophila orientalis 비교 대상 Tetraogallus altaicus

Side-by-Side Comparison

속성 White-faced Partridge Altai Snowcock
학명 Arborophila orientalis Tetraogallus altaicus
Galliformes Galliformes
Phasianidae Phasianidae
보전 상태 Vulnerable Least Concern
체장
날개 폭 28.5 cm (11.2 in) 56.9 cm (22.4 in)
체중 310.5 g (10.95 oz) 2770.0 g (97.71 oz)
식성 Eats seeds, invertebrates, and small fruits on floor of East Javan and Balinese montane forests. … Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai …
산란 수 2-4 4-15
Population Trend

Habitat Comparison

공유 서식지

없음

White-faced Partridge only

Altai Snowcock only

Song & Call Comparison

White-faced Partridge

노래

Rising 'wheee-oo' whistle with clean, flute-like quality; calls from E Java mountains at dusk and dawn. Alarm produces sharp abrupt chips. Covey contact maintained with low rolling clucks.

Altai Snowcock

노래

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-faced Partridge

Endemic to the Lesser Sunda Islands of eastern Java, Bali, and Lombok. Found in montane and lowland forest.

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

Vulnerable

White-faced Partridge

Least Concern

Altai Snowcock

How to Tell Them Apart

White-faced Partridge

깃털

Brown above; face and throat strikingly white contrasting with dark crown and neck; breast grey; flanks olive-grey streaked white; bare reddish eye-ring; extensive white on face is immediately distinctive.

Altai Snowcock

깃털

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-faced Partridge

회색 가슴 자고새는 자바 섬의 중간과 동부 산지에만 서식하는 고유종입니다. 회색 가슴과 줄무늬 얼굴 패턴이 특징이며, 고지대 산림 지대에서 생활합니다.

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.

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