Winfried Wisniewski / Hippopotamus (Hippopotamus amphibius) in territorial display, Mkhuze 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

Juergen & Christine Sohns / Meerkat (Suricata suricatta) trio on guard, Oudtshoorn, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) on guard, Oudtshoorn, South Africa

Juergen & Christine Sohns / Black-footed Penguin (Spheniscus demersus) pair on beach, Betty's Bay, Stony Point Nature Reserve, South Africa

Sebastian Kennerknecht / African Elephant (Loxodonta africana) bulls fighting, Kruger National Park, South Africa

Sebastian Kennerknecht / Leopard (Panthera pardus) female feeding on sub-adult male Impala (Aepyceros melampus) prey in tree, Greater Makalali Private Game Reserve, South Africa

Richard Du Toit / Black Rhinoceros (Diceros bicornis) female grazing, Mountain Zebra National Park, South Africa

Richard Du Toit / Cape White-eye (Zosterops capensis) on Cape Honeysuckle (Tecomaria capensis), Garden Route National Park, South Africa

Richard Du Toit / Burchell's Zebra (Equus burchellii) trio nuzzling, Itala Game Reserve, South Africa