Pin-tailed Sandgrouse vs Black-faced Sandgrouse
Pterocles alchata в сравнении с Pterocles decoratus
Side-by-Side Comparison
| Характеристика | Pin-tailed Sandgrouse | Black-faced Sandgrouse |
|---|---|---|
| Научное название | Pterocles alchata | Pterocles decoratus |
| Отряд | Pterocliformes | Pterocliformes |
| Семейство | Pteroclidae | Pteroclidae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 38,8 cm (15.3 in) | 32,2 cm (12.7 in) |
| Масса | 308,75 g (10.89 oz) | 180,83333333333334 g (6.38 oz) |
| Питание | -- | -- |
| Размер кладки | 2-4 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
Нет
Pin-tailed Sandgrouse only
Black-faced Sandgrouse only
Нет
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-faced Sandgrouse
Loud, carrying call with resonant quality; deep notes carrying well across dry open terrain. Vocalization pattern typical of this species in its native habitat.
Охранный статус
Pin-tailed Sandgrouse
Black-faced 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-faced Sandgrouse
Black-faced Sandgrouse: males with black-white face pattern; sandy-brown above; chestnut belly band; dimorphic; East African species
About These Birds
Pin-tailed Sandgrouse
Pin-tailed Sandgrouse (Pterocles alchata) — 31–39 cm (plus tail pins). Boldly marked; male with chestnut and green breast bands; white belly; long pin-like central tail feathers. Inhabits arid steppe, dry grassland, and cultivation from Spain to Central Asia and Pakistan. Granivore; highly gregarious. Males carry water in belly feathers to chicks.
Black-faced Sandgrouse
Black-faced Sandgrouse (Pterocles decoratus) — 24–28 cm. Brown and buff barred pattern; male with distinctive black-and-white facial mask; short tail. Inhabits dry bush and open semi-arid country in East Africa from Somalia to Tanzania. Granivore; gregarious drinker.