Altai Snowcock vs Sharp-tailed Grouse
Tetraogallus altaicus 比較対象 Tympanuchus phasianellus
Side-by-Side Comparison
| 属性 | Altai Snowcock | Sharp-tailed Grouse |
|---|---|---|
| 学名 | Tetraogallus altaicus | Tympanuchus phasianellus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 56.9 cm (22.4 in) | 40.1 cm (15.8 in) |
| 体重 | 2770.0 g (97.71 oz) | 839.1666666666666 g (29.60 oz) |
| 食性 | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … | Eats grass seeds, buds, berries, and invertebrates in North American grasslands, boreal forest edges, and … |
| 一腹卵数 | 4-15 | 5-17 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
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.
Sharp-tailed Grouse
Males on lek produce cooing 'coo-coo-coo' calls and rapid foot-stomping; tail vibrated rapidly creating buzzing sound. Alarm is a sharp cackle. Display calls carry across open grassland at dawn.
Geographic Range & Migration
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.
Sharp-tailed Grouse
Resident across boreal and sub-Arctic North America from Alaska to Quebec. Winters south to the Great Plains and central United States.
保全状況
Altai Snowcock
Sharp-tailed Grouse
How to Tell Them Apart
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 …
Sharp-tailed Grouse
Mottled buff, brown, and white above; underparts white with brown V-shaped marks; pointed central tail feathers white; yellow eye-comb; males display purple neck sacs. Pointed tail is key identification feature.
About These Birds
Altai Snowcock
アルタイセッケイはアルタイ山脈の高山地帯に生息する大型のキジ科の鳥です。険しい岩場の斜面を好み、植物の種子や葉を食べます。
Sharp-tailed Grouse
A medium-sized grouse (~840 g) of family Phasianidae, with spotted brown plumage and a distinctive pointed tail. Inhabits grasslands, shrubby prairies, and forest edges across northern North America. Males gather at communal leks to perform elaborate foot-stamping dances. Feeds on berries, seeds, and insects. Least Concern; one of North America's most widespread prairie grouse species.