Heuglin's Spurfowl vs Altai Snowcock
Pternistis icterorhynchus 比較対象 Tetraogallus altaicus
Side-by-Side Comparison
| 属性 | Heuglin's Spurfowl | Altai Snowcock |
|---|---|---|
| 学名 | Pternistis icterorhynchus | Tetraogallus altaicus |
| 目 | Galliformes | Galliformes |
| 科 | Phasianidae | Phasianidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 33.6 cm (13.2 in) | 56.9 cm (22.4 in) |
| 体重 | 493.5 g (17.41 oz) | 2770.0 g (97.71 oz) |
| 食性 | Omnivorous; feeds on seeds, invertebrates, and plant material in Sahelian savanna and dry woodland. | Feeds on alpine grasses, seeds, berries, and shoots; digs for roots and bulbs in Altai … |
| 一腹卵数 | 6-8 | 4-15 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Heuglin's Spurfowl
Boisterous crowing duet of harsh, staccato notes; 'wak-wak-wak' accelerating into a cackling climax; territorial calls carry far in savanna
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
Heuglin's Spurfowl
Resident of open woodland, savanna, and grassland from southern Sudan and South Sudan east to Ethiopia and west to Senegal.
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.
保全状況
Heuglin's Spurfowl
Altai Snowcock
How to Tell Them Apart
Heuglin's Spurfowl
Brown above with pale buff shaft streaks; white below with dense dark brown streaking; distinctive yellow-orange bill distinguishing it from red-billed spurfowl; yellow legs; red orbital skin. Sexes similar; Central …
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
Heuglin's Spurfowl
A medium Phasianidae spurfowl (~494 g) of tall grass, woodland, and savanna margins in South Sudan, northern DRC, Uganda, and adjacent countries. Brown-streaked plumage; yellow bill is distinctive. Pairs or groups forage on seeds and invertebrates. Calls loudly at dawn; often near wetlands. Least Concern.
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。