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Side-by-Side Comparison

属性	African Houbara	Karoo Bustard
学名	Chlamydotis undulata	Heterotetrax vigorsii
目	Otidiformes	Otidiformes
科	Otididae	Otididae
保护状况	Vulnerable	Least Concern
体长	—	—
翼展	72.9 cm (28.7 in)	68.4 cm (26.9 in)
体重	1875.0 g (66.14 oz)	1560.0 g (55.03 oz)
食性	Omnivore of North African desert; feeds on insects, small lizards, seeds, and succulent plant material. …	Omnivore of open grasslands, eating insects, small vertebrates, seeds, and green shoots. Beetles and grasshoppers …
产卵数	1-3	1-2
Population Trend	—	—

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Habitat Comparison

共同栖息地

🌾 Grassland

African Houbara only

🏜️ Desert

Karoo Bustard only

无

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Song & Call Comparison

African Houbara

鸣唱

Loud, low booming call with hollow quality; deep resonant sound carrying across open Asian semi-arid terrain.

Karoo Bustard

鸣唱

Loud, low booming call; deep bass resonance carrying well across open dry African plains and grassland.

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Geographic Range & Migration

African Houbara

Found in semi-arid grasslands and steppe of North Africa from Morocco to Egypt. Resident and partial migrant.

Karoo Bustard

Endemic to the Karoo semi-desert of southern South Africa and southern Namibia. Resident in arid scrubland.

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保护状况

Vulnerable

African Houbara

Least Concern

Karoo Bustard

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How to Tell Them Apart

African Houbara

羽毛

Dark-billed Cuckoo: dark bill; dark brown above; pale buff below; graduated tail; South American relative of Black-billed Cuckoo

Karoo Bustard

羽毛

Cuban Lizard-cuckoo: brown above; buff below; very long graduated tail; red facial skin; yellow bill; Cuba endemic species; slender

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About These Birds

African Houbara

棕背鸨 (Chlamydotis undulata)，体长约55–65厘米。雄鸟颈侧具长形黑白色饰羽，上体沙黄色具波状纹，下体白色。分布于北非沙漠和阿拉伯半岛。以植物、昆虫和小型脊椎动物为食。为濒危物种。

Karoo Bustard

卡鲁鸨分布于南非西南部卡鲁地区的干旱灌丛和草地。体型中等，体羽棕褐具精细斑纹。栖息于干旱的卡鲁灌木草原，以昆虫、浆果和植物材料为食。雄鸟具奇特的求偶鸣叫和展示行为。

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