Blue Bustard vs Hartlaub's Bustard
Eupodotis caerulescens 比較対象 Lissotis hartlaubii
Side-by-Side Comparison
| 属性 | Blue Bustard | Hartlaub's Bustard |
|---|---|---|
| 学名 | Eupodotis caerulescens | Lissotis hartlaubii |
| 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) | 65.7 cm (25.9 in) |
| 体重 | 1370.4 g (48.34 oz) | 1430.0 g (50.44 oz) |
| 食性 | Feeds on insects, small vertebrates, seeds, and forbs in South African grassland. Beetles and grasshoppers … | Omnivore of East African grasslands; feeds on 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.
Hartlaub's Bustard
Harsh, far-carrying call with nasal quality; loud resonant notes repeated insistently from elevated open perch.
Geographic Range & Migration
Blue Bustard
Endemic to the grasslands of southern South Africa from the Eastern Cape to KwaZulu-Natal. Near Threatened.
Hartlaub's Bustard
Found in dry grasslands of the Horn of Africa from Ethiopia to Tanzania. Resident in open savanna.
保全状況
Blue Bustard
Hartlaub'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
Hartlaub's Bustard
White-eared Bronze-cuckoo: white ear patch; bronze-green above; barred white below; small; iridescent green-bronze; distinctive ear
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。
Hartlaub's Bustard
A medium-sized bustard (55-60 cm) found in dry grasslands of the Horn of Africa from Ethiopia to Tanzania. Males have a black belly and inflatable throat pouch. Closely related to Black-bellied Bustard. Named after the German ornithologist Gustav Hartlaub.