Altai Snowcock vs Lesser Prairie-chicken
Tetraogallus altaicus 比較対象 Tympanuchus pallidicinctus
Side-by-Side Comparison
| 属性 | Altai Snowcock | Lesser Prairie-chicken |
|---|---|---|
| 学名 | Tetraogallus altaicus | Tympanuchus pallidicinctus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | — | — |
| 翼開長 | 56.9 cm (22.4 in) | 41.0 cm (16.1 in) |
| 体重 | 2770.0 g (97.71 oz) | 724.25 g (25.55 oz) |
| 食性 | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … | Feeds on seeds, berries, grasshoppers, and plant material in shortgrass prairie and shinnery oak of … |
| 一腹卵数 | 4-15 | 6-14 |
| 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.
Lesser Prairie-chicken
Males boom and gobble on lek: higher-pitched, faster sequence than Greater Prairie-chicken; reddish air sacs vibrate. Display includes cackles and wing-dragging. Alarm is a sharp repeated 'kek'.
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.
Lesser Prairie-chicken
Resident in shinnery oak and sand sagebrush habitat of the southern Great Plains in New Mexico, Texas, Oklahoma, Kansas, and Colorado. Vulnerable.
保全状況
Altai Snowcock
Lesser Prairie-chicken
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 …
Lesser Prairie-chicken
Barred buff and brown like Greater Prairie-chicken but paler; males have dark pinnae feathers and reddish-pink neck sacs; yellow eye-comb; female lacks pinnae. Paler overall than its larger relative.
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。
Lesser Prairie-chicken
A medium-sized grouse (~725 g) of family Phasianidae, paler than Greater Prairie-chicken with crimson-orange air sacs in males. Inhabits arid mixed-grass and shinnery oak prairies in the southern Great Plains of the United States. Feeds on plant matter and invertebrates. Vulnerable; severe population declines due to oil and gas development, overgrazing, drought, and loss of native shrub prairie.