Blue Bustard vs Heuglin's Bustard
Eupodotis caerulescens 比較対象 Neotis heuglinii
Side-by-Side Comparison
| 属性 | Blue Bustard | Heuglin's Bustard |
|---|---|---|
| 学名 | Eupodotis caerulescens | Neotis heuglinii |
| 目 | Otidiformes | Otidiformes |
| 科 | Otididae | Otididae |
| 保全状況 | Near Threatened | Least Concern |
| 体長 | — | — |
| 翼開長 | 64.6 cm (25.4 in) | 91.7 cm (36.1 in) |
| 体重 | 1370.4 g (48.34 oz) | 4400.0 g (155.21 oz) |
| 食性 | Feeds on insects, small vertebrates, seeds, and forbs in South African grassland. Beetles and grasshoppers … | Omnivore of East African open grasslands; eats insects, small vertebrates, seeds, and shoots. Beetles and … |
| 一腹卵数 | 1-3 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Blue Bustard
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.
Heuglin's Bustard
Loud, rough barking call with guttural quality; deep resonant notes carrying well across open arid terrain.
Geographic Range & Migration
Blue Bustard
Endemic to the grasslands of southern South Africa from the Eastern Cape to KwaZulu-Natal. Near Threatened.
Heuglin's Bustard
Found in semi-arid grasslands of the Horn of Africa from Djibouti to northern Kenya. Resident.
保全状況
Blue Bustard
Heuglin's Bustard
How to Tell Them Apart
Blue Bustard
Jamaican Lizard-cuckoo: brown above; rufous below; very long graduated tail; red orbital ring; yellow bill; Jamaica endemic species
Heuglin's Bustard
Thick-billed Cuckoo (alt): heavy bill; dark brown above; pale buff below; long graduated tail; island cuckoo species; robust bill
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。
Heuglin's Bustard
A large bustard (70-85 cm) found in semi-arid grasslands of the Horn of Africa and adjacent regions. Sandy-brown plumage. Omnivore. Named after the German explorer Theodor von Heuglin. Found in Somalia, Ethiopia, and northern Kenya.