Sandhill Crane vs Black-necked Crane
Grus canadensis 对比 Grus nigricollis
Side-by-Side Comparison
| 属性 | Sandhill Crane | Black-necked Crane |
|---|---|---|
| 学名 | Grus canadensis | Grus nigricollis |
| 目 | Gruiformes | Gruiformes |
| 科 | Gruidae | Gruidae |
| 保护状况 | Least Concern | Near Threatened |
| 体长 | — | — |
| 翼展 | — | 115.8 cm (45.6 in) |
| 体重 | 3855.0 g (135.98 oz) | 6000.0 g (211.64 oz) |
| 食性 | -- | -- |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Sandhill Crane
Near Threatened
Black-necked Crane
About These Birds
Sandhill Crane
Sandhill Crane (Grus canadensis) is a large 80–120 cm grey North American crane with a bare red crown and bushy tail plumes. Wingspan to 185 cm. Breeds across Arctic Canada, Alaska, and northern USA; migrates in vast flocks along central flyways; winters in the southern USA and Mexico.
Black-necked Crane
黑颈鹤是唯一生活在高原地带的鹤类，主要分布于中国青藏高原和云贵高原。颈部和头部黑色，体羽灰白，尾部黑色。在高海拔湿地繁殖，冬季迁至低海拔河谷越冬。以植物根茎、昆虫和小型动物为食，被列为易危物种。