Northern Black Bustard vs White-bellied Bustard
Afrotis afraoides 比較対象 Eupodotis senegalensis
Side-by-Side Comparison
| 属性 | Northern Black Bustard | White-bellied Bustard |
|---|---|---|
| 学名 | Afrotis afraoides | Eupodotis senegalensis |
| 目 | Otidiformes | Otidiformes |
| 科 | Otididae | Otididae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 56.6 cm (22.3 in) | 54.1 cm (21.3 in) |
| 体重 | 714.5 g (25.20 oz) | 934.0 g (32.95 oz) |
| 食性 | Omnivore of open grasslands, eating insects, small vertebrates, seeds, and green shoots. Beetles and grasshoppers … | Omnivore of African savanna; eats insects, small vertebrates, seeds, and green shoots. Beetles and grasshoppers … |
| 一腹卵数 | 1-2 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Northern Black Bustard
Loud, low booming call; deep carrying resonance audible far across open South Asian grassland terrain.
White-bellied Bustard
Loud, low booming call; resonant bass notes carrying across open grassland habitat with remarkable power.
Geographic Range & Migration
Northern Black Bustard
Found in open grasslands and Karoo of southern Africa from South Africa to Namibia and Botswana. Resident.
White-bellied Bustard
Found in savanna grasslands across sub-Saharan Africa from Senegal to Ethiopia and south to South Africa. Resident.
保全状況
Northern Black Bustard
White-bellied Bustard
How to Tell Them Apart
Northern Black Bustard
Golden Bronze-cuckoo: brilliant golden-bronze iridescence; white barred underparts; golden-green head; bronze sheen; small cuckoo
White-bellied Bustard
Hispaniolan Lizard-cuckoo: brown above; rufous-buff below; long tail; red facial skin; yellow bill; Hispaniola endemic lizard-cuckoo
About These Birds
Northern Black Bustard
A medium-sized bustard (50-55 cm) found in open grasslands and Karoo of southern Africa from South Africa to Namibia. Males have black underparts and white wing patches. Omnivore. Broader range than Southern Black Bustard. Often seen performing aerial display flights.
White-bellied Bustard
サハラ以南のアフリカに生息するノガンで、砂茶色の羽毛と白い腹部が特徴。