Blue Bustard vs Buff-crested Bustard

Eupodotis caerulescens 比較対象 Lophotis gindiana

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Side-by-Side Comparison

属性 Blue Bustard Buff-crested Bustard
学名 Eupodotis caerulescens Lophotis gindiana
Otidiformes Otidiformes
Otididae Otididae
保全状況 Near Threatened Least Concern
体長
翼開長 64.6 cm (25.4 in) 50.6 cm (19.9 in)
体重 1370.4 g (48.34 oz) 788.75 g (27.82 oz)
食性 Feeds on insects, small vertebrates, seeds, and forbs in South African grassland. Beetles and grasshoppers … Omnivore of open grasslands, eating insects, small vertebrates, seeds, and green shoots. Beetles and grasshoppers …
一腹卵数 1-3 1-2
Population Trend
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Habitat Comparison

共通生息地

None

Blue Bustard only

Buff-crested 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.

Buff-crested Bustard

さえずり

Loud, deep booming bark; powerful guttural resonance carrying across open African woodland and scrub habitat.

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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.

Buff-crested Bustard

Found in dry savanna of East Africa from Ethiopia to Tanzania. Resident in open bushland.

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保全状況

Near Threatened

Blue Bustard

Least Concern

Buff-crested 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

Buff-crested Bustard

羽毛

Long-tailed Koel: males blue-black; females barred brown; very long graduated tail; red eye; Pacific island koel species

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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。

Buff-crested Bustard

A small bustard (45-55 cm) found in dry savanna of East Africa from Ethiopia to Tanzania. Buff plumage with a short buff crest. Omnivore. Males perform conspicuous leaping displays. Named after its buff-colored crest feathers.

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