Arabian Bustard vs Great Bustard
Ardeotis arabs 比較対象 Otis tarda
Side-by-Side Comparison
| 属性 | Arabian Bustard | Great Bustard |
|---|---|---|
| 学名 | Ardeotis arabs | Otis tarda |
| 目 | Otidiformes | Otidiformes |
| 科 | Otididae | Otididae |
| 保全状況 | Near Threatened | Endangered |
| 体長 | — | — |
| 翼開長 | 107.9 cm (42.5 in) | 110.2 cm (43.4 in) |
| 体重 | 6733.333333333333 g (237.51 oz) | 8100.0 g (285.72 oz) |
| 食性 | Omnivore of arid grasslands and semi-desert; takes insects, small lizards, seeds, and green shoots. Locusts … | 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
Arabian Bustard
Deep, resonant booming call with carrying quality; powerful bass notes audible at impressive range across open savanna.
Great Bustard
Deep, resonant booming call; powerful bass notes audible at great distance across open semi-arid plains.
Geographic Range & Migration
Arabian Bustard
Found in dry grasslands and semi-desert across North Africa and the Arabian Peninsula. Resident and nomadic.
Great Bustard
Found in open grasslands and steppes across Eurasia from Iberia to China. Partial migrant. Classified as Vulnerable.
保全状況
Arabian Bustard
Great Bustard
How to Tell Them Apart
Arabian Bustard
Ash-colored Cuckoo: gray-brown above; pale gray-white below; long graduated gray tail; yellow bill; neotropical cuckoo species
Great Bustard
Little Cuckoo: small; rich chestnut-rufous above; pale buff below; rufous tail; yellow bill; typical neotropical squirrel cuckoo style
About These Birds
Arabian Bustard
北アフリカとアラビア半島の乾燥した草地や半砂漠に生息する非常に大型のノガン（体長最大90cm、体重7〜15kg）。砂褐色の羽毛と特徴的な黒い頭冠を持つ。乾燥した開けた生息地に住む雑食者。狩猟と生息地喪失により準絶滅危惧に分類。
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.