Great Indian Bustard vs Great Bustard
Ardeotis nigriceps 比較対象 Otis tarda
Side-by-Side Comparison
| 属性 | Great Indian Bustard | Great Bustard |
|---|---|---|
| 学名 | Ardeotis nigriceps | Otis tarda |
| 目 | Otidiformes | Otidiformes |
| 科 | Otididae | Otididae |
| 保全状況 | Critically Endangered | Endangered |
| 体長 | — | — |
| 翼開長 | 123.7 cm (48.7 in) | 110.2 cm (43.4 in) |
| 体重 | 8187.5 g (288.81 oz) | 8100.0 g (285.72 oz) |
| 食性 | Critically endangered; feeds on insects, small vertebrates, seeds, and shoots in Indian grasslands. Beetles and … | Omnivore of open steppes; eats insects, small vertebrates, green shoots, and seeds. Beetles, grasshoppers, and … |
| 一腹卵数 | 1-2 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Great Indian Bustard
Deep, resonant booming call; powerful bass notes carrying remarkably far across open flat Australian landscape.
Great Bustard
Deep, resonant booming call; powerful bass notes audible at great distance across open semi-arid plains.
Geographic Range & Migration
Great Indian Bustard
Formerly widespread across the Indian subcontinent. Now restricted to western Rajasthan and Gujarat. Critically Endangered.
Great Bustard
Found in open grasslands and steppes across Eurasia from Iberia to China. Partial migrant. Classified as Vulnerable.
保全状況
Great Indian Bustard
Great Bustard
About These Birds
Great Indian Bustard
かつてインド亜大陸全域に広く分布していた非常に大型のノガン（体長最大120cm、体重8〜18kg）。砂褐色の羽毛と黒い頭冠を持つ。残存個体数150羽未満の深刻な絶滅危惧種。かつては乾燥した草地に普通に見られたが、生息地喪失と電線への衝突によってほぼ絶滅寸前。
Great Bustard
The heaviest flying bird in Europe (7-18 kg, up to 105 cm) with a massive grey-brown body and white underparts. Males have prominent whisker-like feathers. Found in open grasslands and steppes across Eurasia. Omnivore. Long-distance migrant. Classified as Vulnerable due to habitat loss.