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Side-by-Side Comparison

属性	Blue Bustard	Little Bustard
学名	Eupodotis caerulescens	Tetrax tetrax
目	Otidiformes	Otidiformes
科	Otididae	Otididae
保全状況	Near Threatened	Near Threatened
体長	—	—
翼開長	64.6 cm (25.4 in)	47.9 cm (18.9 in)
体重	1370.4 g (48.34 oz)	840.6666666666666 g (29.65 oz)
食性	Feeds on insects, small vertebrates, seeds, and forbs in South African grassland. Beetles and grasshoppers …	Omnivore of European and Central Asian steppe; eats insects, clover, seeds, and green shoots. Beetles …
一腹卵数	1-3	2-6
Population Trend	—	—

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Habitat Comparison

共通生息地

🌾 Grassland

Blue Bustard only

None

Little Bustard only

None

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Song & Call Comparison

Blue Bustard

さえずり

Loud, low booming call; deep resonant notes carrying impressively across open dry savanna at dawn. Vocalization pattern typical of this species in its native habitat.

Little Bustard

さえずり

Loud, low booming call; deep resonant notes carrying impressively across open African semi-arid landscape.

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Geographic Range & Migration

Blue Bustard

Endemic to the grasslands of southern South Africa from the Eastern Cape to KwaZulu-Natal. Near Threatened.

Little Bustard

Found in open grasslands and steppe from Western Europe to Central Asia. Partial migrant. Near Threatened.

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保全状況

Near Threatened

Blue Bustard

Near Threatened

Little Bustard

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How to Tell Them Apart

Blue Bustard

羽毛

Jamaican Lizard-cuckoo: brown above; rufous below; very long graduated tail; red orbital ring; yellow bill; Jamaica endemic species

Little Bustard

羽毛

Horsfield's Bronze-cuckoo: bronze-green above; white barred below; narrow incomplete bars; reddish eye; bronze-green iridescence

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About These Birds

Blue Bustard

南アフリカの草地に生息するノガンで、青灰色の羽毛が特徴。準絶滅危惧種に指定されている。

Little Bustard

ヒメノガンはヨーロッパと中央アジアの草原地帯に生息する中型のノガン科の鳥です。雄は繁殖期に特徴的な羽毛の飾りを持ちます。

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More Birds to Explore

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