Ann & Steve Toon / Lion (Panthera leo) male snarling at night, Zimanga private game reserve, KwaZulu-Natal, South Africa, September

Ann & Steve Toon / Giraffe (Giraffa camelopardalis) drinking at night, Zimanga private game reserve, KwaZulu-Natal, South Africa August

Richard Du Toit / Red-billed Oxpecker (Buphagus erythrorhynchus) on Burchell's Zebra (Equus burchellii), Mkhuze Game Reserve, KwaZulu-Natal, South Africa

Richard Du Toit / Northern Giraffe (Giraffa camelopardalis) with Red-billed Oxpeckers (Buphagus erythrorhynchus) feeding on parasites in symbiotic relationship, Mkhuze Game Reserve, KwaZulu-Natal, South Africa

Richard Du Toit / Impala (Aepyceros melampus) males fighting, Mkhuze Game Reserve, KwaZulu-Natal, South Africa

Richard Du Toit / Purple-crested Turaco (Tauraco porphyreolophus), Itala Game Reserve, KwaZulu-Natal, South Africa

Richard Du Toit / Northern Giraffe (Giraffa camelopardalis) mother and calf, Itala Game Reserve, KwaZulu-Natal, South Africa

Winfried Wisniewski / Hippopotamus (Hippopotamus amphibius) in territorial display, Mkhuze Game Reserve, KwaZulu-Natal, South Africa

Ann & Steve Toon / Nile crocodile (Crocodylus niloticus) at night, Zimanga private game reserve, KwaZulu-Natal, South Africa.

Winfried Wisniewski / Tawny Eagle (Aquila rapax) flying, KwaZulu-Natal, South Africa

Winfried Wisniewski / Warthog (Phacochoerus africanus) drinking at waterhole, KwaZulu-Natal, South Africa

Winfried Wisniewski / Cape Buffalo (Syncerus caffer) drinking at waterhole at night, KwaZulu-Natal, South Africa