Picui Ground Dove vs Rock Pigeon
Columbina picui 对比 Columba livia
Side-by-Side Comparison
| 属性 | Picui Ground Dove | Rock Pigeon |
|---|---|---|
| 学名 | Columbina picui | Columba livia |
| 目 | Columbiformes | Columbiformes |
| 科 | Columbidae | Columbidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | 33.0 cm (13.0 in) |
| 翼展 | 17.6 cm (6.9 in) | 68.0 cm (26.8 in) |
| 体重 | 48.2 g (1.70 oz) | 300.0 g (10.58 oz) |
| 食性 | -- | Seeds, grain, fruit, and human food scraps. Primarily a ground feeder. Feral birds are heavily … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Rock Pigeon
Originally cliff-nesting in Mediterranean regions. Now the quintessential urban bird, inhabiting cities worldwide on every continent.
Song & Call Comparison
Picui Ground Dove
Soft, gentle cooing; pure warm notes typical of tropical American lowland forest. Vocalization pattern typical of this species in its native habitat.
Rock Pigeon
Soft, rhythmic cooing 'roo-c'too-coo' repeated multiple times, with emphasis on second syllable. Male courtship coo is deeper and more persistent. Wing-clapping on takeoff is loud.
Geographic Range & Migration
Picui Ground Dove
Rock Pigeon
Native to Europe, North Africa, and South Asia. Feral populations on every continent except Antarctica.
保护状况
Picui Ground Dove
Rock Pigeon
How to Tell Them Apart
Picui Ground Dove
Lined Quail-Dove: lined face pattern; brown above; pale below; black-white facial lines; bare blue facial skin; South American
Rock Pigeon
Wild-type has a blue-grey body with iridescent green and purple neck feathers, two black wing bars, and a white rump. Feral populations show enormous color variation.
Slender dark bill with a white fleshy cere at the base
About These Birds
Picui Ground Dove
白翼地鸽（Columbina picui）— 广泛分布于南美洲阿根廷至巴西开阔生境的小型鸽子。白色翼带为特征。
Rock Pigeon
The rock pigeon is the ancestor of all domestic pigeon breeds and one of the most abundant birds in cities worldwide. Pigeons have served humans as messengers, food, and subjects for scientific research — their homing ability and vision have been studied extensively. Darwin's study of pigeon breeding contributed to his theory of evolution.