Kori Bustard vs Great Bustard
Ardeotis kori compared with Otis tarda
Side-by-Side Comparison
| Attribute | Kori Bustard | Great Bustard |
|---|---|---|
| Scientific Name | Ardeotis kori | Otis tarda |
| Order | Otidiformes | Otidiformes |
| Family | Otididae | Otididae |
| Conservation Status | Near Threatened | Endangered |
| Length | — | — |
| Wingspan | 142.0 cm (55.9 in) | 110.2 cm (43.4 in) |
| Weight | 9300.0 g (328.05 oz) | 8100.0 g (285.72 oz) |
| Diet | Africa's heaviest flying bird; feeds on insects, small vertebrates, seeds, and forbs in open savanna. … | Omnivore of open steppes; eats insects, small vertebrates, green shoots, and seeds. Beetles, grasshoppers, and … |
| Clutch Size | 1-2 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Kori Bustard
Deep, resonant booming call; powerful far-carrying bass sound audible several kilometres across open flat terrain.
Great Bustard
Deep, resonant booming call; powerful bass notes audible at great distance across open semi-arid plains.
Geographic Range & Migration
Kori Bustard
Found in open grasslands and savanna of eastern and southern Africa from Ethiopia to South Africa. Resident.
Great Bustard
Found in open grasslands and steppes across Eurasia from Iberia to China. Partial migrant. Classified as Vulnerable.
Conservation Status
Kori Bustard
Great Bustard
About These Birds
Kori Bustard
Africa's heaviest flying bird (up to 135 cm, 11-19 kg). Found in open grasslands and savanna of eastern and southern Africa. Grey-brown plumage with a black crest. Omnivore, feeding on insects, small vertebrates, and seeds. An iconic sight on the African plains.
Great Bustard
The heaviest flying bird in Europe (7-18 kg, up to 105 cm) with a massive grey-brown body and white underparts. Males have prominent whisker-like feathers. Found in open grasslands and steppes across Eurasia. Omnivore. Long-distance migrant. Classified as Vulnerable due to habitat loss.