Water Thick-knee (Burhinus vermiculatus) [XC515799]
by Peter Boesman from Kilombero river (sailing on the river), near Ifakara bridge, Ulanga, Morogoro Region, Tanzania (call)
Water Thick-knee (Burhinus vermiculatus) [XC513799]
by Louis A. Hansen from Chiredzi, Masvingo Province, Zimbabwe (call, hippo)
Subspecies
The following 2 subspecies are recognised:
buettikoferi (Reichenow, 1898) - Liberia to Nigeria and Gabon; sometimes claimed to occur east to Uganda.
vermiculatus (Cabanis, 1868) - Zaire east to south-central Somalia, and south to eastern and southern South Africa.