Karoo Korhaan (Eupodotis vigorsii) [XC255382]
by Alan Collett from Aberdeen Plain, Western District, Eastern Cape, South Africa (song)
Karoo Korhaan (Eupodotis vigorsii) [XC780423]
by Rick Nuttall from VP4, Aberdeen Plain, Sarah Baartman District Municipality, Eastern Cape, South Africa (duet, song, territorial vocalizations)
Subspecies
Forms parapatric species pair with Ruppell's Bustard (Heterotetrax rueppelii), with which frequently considered conspecific. Both and Little Brown Bustard (Heterotetrax humilis) formerly placed in genus Heterotetrax.
The following 2 subspecies are recognised:
namaqua (Roberts, 1932) - Southern Namibia and north-western Cape Province.
vigorsii (Smith, 1831) - South Africa, in Orange Free State and southern Cape Province.