Siberian Grouse vs Altai Snowcock
Falcipennis falcipennis 对比 Tetraogallus altaicus
Side-by-Side Comparison
| 属性 | Siberian Grouse | Altai Snowcock |
|---|---|---|
| 学名 | Falcipennis falcipennis | Tetraogallus altaicus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 35.8 cm (14.1 in) | 56.9 cm (22.4 in) |
| 体重 | 676.25 g (23.85 oz) | 2770.0 g (97.71 oz) |
| 食性 | Feeds heavily on conifer needles, especially larch and spruce; supplements with berries, buds, and insects … | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … |
| 产卵数 | 6-12 | 4-15 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Siberian Grouse
Males display with soft, low 'bup-bup-bup' drumming and fanned tail vibration; rarely vocal. Alarm is a quiet 'tsip'. Contact calls are soft clucks. Very silent overall; reliant on visual displays.
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
Siberian Grouse
Resident of boreal coniferous forests in eastern Russia, from the Yenisei River east to the Sea of Okhotsk and Sakhalin Island.
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.
保护状况
Siberian Grouse
Altai Snowcock
How to Tell Them Apart
Siberian Grouse
Male sooty-black overall with white-spotted breast and flanks; bold white terminal band on dark tail; red superciliary comb. Female cryptically barred rufous-brown and black throughout.
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
Siberian Grouse
西伯利亚松鸡，体重约676克。栖息于俄罗斯远东的茂密针叶林带。近危。
Altai Snowcock
The largest snowcock (~2.77 kg), family Phasianidae, of alpine scree and subalpine meadows in the Altai and Tian Shan ranges of Central Asia. Heavily built, grey and white with rusty-brown markings. Feeds on roots, bulbs, and alpine plants. Forms small flocks outside breeding season. Least Concern.