Whooping Crane vs Black-necked Crane
Grus americana 比較対象 Grus nigricollis
Side-by-Side Comparison
| 属性 | Whooping Crane | Black-necked Crane |
|---|---|---|
| 学名 | Grus americana | Grus nigricollis |
| 目 | Gruiformes | Gruiformes |
| 科 | Gruidae | Gruidae |
| 保全状況 | Endangered | Near Threatened |
| 体長 | — | — |
| 翼開長 | 121.2 cm (47.7 in) | 115.8 cm (45.6 in) |
| 体重 | 6789.4 g (239.49 oz) | 6000.0 g (211.64 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Endangered
Whooping Crane
Near Threatened
Black-necked Crane
About These Birds
Whooping Crane
Whooping Crane (Grus americana) is the tallest North American bird at 150 cm, wingspan 220 cm. All-white except black wingtips and bare red crown and face. Critically Endangered; wild population recovered from just 15 birds in 1941 to ~500 today through intensive conservation. Breeds in Wood Buffalo NP, Canada; winters at Aransas NWR, Texas.
Black-necked Crane
クロヅル(Grus nigricollis)はチベット高原に固有の大型ツル(体長115〜120 cm)。白い体に黒い首・頭・翼端、裸出した赤い冠。高原で繁殖する唯一のツルで、標高4,000 m以上に営巣。低地ではブータン・インド・雲南省で越冬。絶滅危惧種;個体数は約10,000羽。