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Side-by-Side Comparison

属性	White-bellied Bustard	Little Brown Bustard
学名	Eupodotis senegalensis	Heterotetrax humilis
目	Otidiformes	Otidiformes
科	Otididae	Otididae
保全状況	Least Concern	Near Threatened
体長	—	—
翼開長	54.1 cm (21.3 in)	46.5 cm (18.3 in)
体重	934.0 g (32.95 oz)	700.0 g (24.69 oz)
食性	Omnivore of African savanna; eats insects, small vertebrates, seeds, and green shoots. Beetles and grasshoppers …	Omnivore of open grasslands, eating insects, small vertebrates, seeds, and green shoots. Beetles and grasshoppers …
一腹卵数	1-3	2-3
Population Trend	—	—

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Habitat Comparison

共通生息地

🌾 Grassland

White-bellied Bustard only

🌿 Wetland

Little Brown Bustard only

None

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Song & Call Comparison

White-bellied Bustard

さえずり

Loud, low booming call; resonant bass notes carrying across open grassland habitat with remarkable power.

Little Brown Bustard

さえずり

Loud, grating bark with deep resonant character; carrying calls audible across open dry Southern African plains.

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Geographic Range & Migration

White-bellied Bustard

Found in savanna grasslands across sub-Saharan Africa from Senegal to Ethiopia and south to South Africa. Resident.

Little Brown Bustard

Found in the Horn of Africa from Ethiopia to Somalia. Resident in semi-arid grasslands. Near Threatened.

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保全状況

Least Concern

White-bellied Bustard

Near Threatened

Little Brown Bustard

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How to Tell Them Apart

White-bellied Bustard

羽毛

Hispaniolan Lizard-cuckoo: brown above; rufous-buff below; long tail; red facial skin; yellow bill; Hispaniola endemic lizard-cuckoo

Little Brown Bustard

羽毛

Black-billed Koel (Microdynamis): black bill; males glossy black; females brown-barred; long tail; red eye; New Guinea koel

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About These Birds

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。

Little Brown Bustard

タスマニアノガン（Heterotetrax humilis）は現在エチオピア・南スーダン・ウガンダのアフリカの角周辺の草原に生息するノガン科の小型ノガン（体長40〜45 cm）。暗褐色の縞模様の羽衣。ブッシュ・短草の草原の専門種。世界個体数は少ない。

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