Black Rhinoceros (Diceros bicornis), adult male, lying on the ground, sleeping, Etosha National Park, Namibia, Africa

Northern Black Korhaan (Eupodotis afraoides), female, Savuti, Chobe National Park, Botswana, Africa

Northern black korhaan (Afrotis afraoides), adult male perched on a block of stone, Etosha National Park, Namibia, Africa

"Black Rhinoceros (Diceros bicornis), adult male standing in dry grass at waterhole, Etosha National Park, Namibia, Africa"

Black rhinoceros (Diceros bicornis), adult male covered with mud, standing by a waterhole, Etosha National Park, Namibia, Africa

"Black Rhinoceros (Diceros bicornis), adult male, and Burchell's Zebra (Equus burchelli) standing at waterhole, Etosha National Park, Namibia, Africa"

"Lion (Panthera leo), male standing in grassland, black and white, Etosha National Park, Namibia, Africa"

Black rhinoceros or hook-lipped rhinoceros (Diceros bicornis) male at waterhole, Etosha National Park, Namibia, Africa

Black rhinoceros or hook-lipped rhinoceros (Diceros bicornis) male at waterhole, Etosha National Park, Namibia, Africa

Black rhinoceros or hook-lipped rhinoceros (Diceros bicornis) male at waterhole, evening light, Etosha National Park, Namibia, Africa

Black rhinoceros (Diceros bicornis), adult male covered with mud, standing by a waterhole, with Burchell's zebras (Equus burchelli) behind, Etosha National Park, Namibia, Africa

Black rhinoceros or hook-lipped rhinoceros (Diceros bicornis) male drinking at waterhole, evening light, Etosha National Park, Namibia, Africa

Northern black korhaan (Afrotis afraoides), adult male, Etosha National Park, Namibia, Africa