Pin-tailed Sandgrouse vs Black-bellied Sandgrouse
Pterocles alchata 比較対象 Pterocles orientalis
Side-by-Side Comparison
| 属性 | Pin-tailed Sandgrouse | Black-bellied Sandgrouse |
|---|---|---|
| 学名 | Pterocles alchata | Pterocles orientalis |
| 目 | Pterocliformes | Pterocliformes |
| 科 | Pteroclidae | Pteroclidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 38.8 cm (15.3 in) | 45.6 cm (18.0 in) |
| 体重 | 308.75 g (10.89 oz) | 427.5 g (15.08 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2-4 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Pin-tailed Sandgrouse
Loud, far-carrying call with resonant quality; powerful notes audible across open arid terrain. Vocalization pattern typical of this species in its native habitat.
Black-bellied Sandgrouse
Loud, carrying call with resonant quality; deep notes carrying well across open dry terrain. Vocalization pattern typical of this species in its native habitat.
保全状況
Pin-tailed Sandgrouse
Black-bellied Sandgrouse
How to Tell Them Apart
Pin-tailed Sandgrouse
Pin-tailed Sandgrouse: males with white and chestnut belly band; pale sandy above; pin-like elongated tail; green-faced; pallid below
Black-bellied Sandgrouse
Black-bellied Sandgrouse: males with black belly; sandy-spotted above; chestnut and black neck bands; white flanks; very dimorphic
About These Birds
Pin-tailed Sandgrouse
イベリア半島・中東・中央アジアの乾燥した草原・砂漠に生息するサケイ（体長28〜33cm）。緑・橙・白の複雑な羽模様と長い中央尾羽が特徴的。Pterocles alchata（ピンクベリードサンドグラウス）は水を求めて毎朝数十kmを飛ぶことで知られ、胸羽に水を吸わせてヒナに運ぶ独特の育雛行動がある。Pteroclidae科。
Black-bellied Sandgrouse
Black-bellied Sandgrouse (Pterocles orientalis) — 32–37 cm. Large; male: chestnut and grey upperparts; black belly; chestnut throat. Inhabits open steppe, semi-desert, and dry farmland from the Canary Islands through the Middle East to Central Asia and northwest India. Granivore; partially migratory. Male belly-soaks to carry water for chicks.