Ann & Steve Toon / RF - Lion (Panthera leo) head portrait at night, Zimanga private game reserve, KwaZulu-Natal, South Africa. (This image may be licensed either as rights managed or royalty free.)

Juergen & Christine Sohns / African Lion (Panthera leo) six week old cubs, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / African Lion (Panthera leo) six week old cub, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / African Lion (Panthera leo) male drinking at waterhole, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / African Lion (Panthera leo) male, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / African Lion (Panthera leo) juvenile male, Mountain Zebra National Park, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pregnant female and juveniles on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pregnant female and juveniles on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pair on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pair on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pair on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pair on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) scratching itself, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Mountain Zebra (Equus zebra), Mountain Zebra National Park, South Africa

Juergen & Christine Sohns / African Wild Dog (Lycaon pictus) group attacking Cape Warthog (Phacochoerus aethiopicus), Tswalu Game Reserve, South Africa

Ann & Steve Toon / Cheetah (Acinonyx jubatus) walking, silhouetted at dusk. Zimanga private game reserve, KwaZulu-Natal, South Africa.

Ann & Steve Toon / African elephants (Loxodonta africana) herd silhouetted at sunset. Chobe National Park, Botswana.

Ann & Steve Toon / Ostrich (Struthio camelus) silhouetted in dust storm. Kalahari Gemsbok National Park, Kgalagadi Transfrontier National Park, Northern Cape, South Africa. Commended in the Bird Photographer of the Year...

Ann & Steve Toon / Meerkats (Suricata suricatta) on the move, Kgalagadi Transfrontier Park, Northern Cape, South Africa, January. Second place in the Mammals Category of the GDT European Nature Photographer of the Year...

Fabio Pupin / Peringuey's desert adder, (Bitis peringueyi), sidewinding on dune, Namib desert, Namibia, February . Non-ex.

Tony Heald / Elephant (Loxodonta africana) babies playing, Etosha National Park,Namibia.

Piotr Naskrecki / Termite (Macrotermes mossambicus) winged individual on pile of wings shed by other termites, with winged male Carpenter ants (Camponotus). Gorongosa National Park, Mozambique. Highly commended in the...

Staffan Widstrand / African bush elephant, (Loxodonta africana) two head to head playing, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / RF - Pied kingfisher (Ceryle rudis) group of three perched on branch, squabbling, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / Southern Giraffe (Giraffa camelopardalis) two, with one in foreground, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / African Spoonbill (Platalea alba) preening, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / Tawny eagle (Aquila rapax) in flight, about to land, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Ann & Steve Toon / Photographer Ann Toon photographing Cape ground squirrels (Xerus inauris) Kgalagadi Transfrontier Park, South Africa, January 2016. Model released.

Ann & Steve Toon / Aardvark (Orycteropus afer) drinking at night, Zimanga private game reserve, KwaZulu-Natal, South Africa. Medium repro only

Suzi Eszterhas / African Elephant (Loxodonta africana) herd drinking at waterhole, Mashatu Game Reserve, Botswana

Suzi Eszterhas / African Elephant (Loxodonta africana) herd drinking at waterhole, Mashatu Game Reserve, Botswana

Suzi Eszterhas / African Elephant (Loxodonta africana) mother and calf at waterhole, Mashatu Game Reserve, Botswana

Suzi Eszterhas / African Elephant (Loxodonta africana) calf drinking at waterhole, Mashatu Game Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) one-year-old cub in tree, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) one-year-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) mother and eight-month-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) four-month-old cub in tree, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) four-month-old cub in tree, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) fur, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) female, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus), Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) mother and four-month-old cubs, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) six-week-old cub nursing, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) six-week-old cubs playing, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) six-week-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) six-week-old cub nuzzling mother, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) mother playing with her six-week-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) female stretching, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) female, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) five-week-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) five-week-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) five-week-old cub playing with mother's tail, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) five-week-old cub playing with mother's tail, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) mother and five-week-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) mother grooming five-week-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) five-week-old cub playing with mother, Jao Reserve, Botswana

John Shaw / Common giraffe (Giraffa tippelskirchi) bending to drink at a waterhole, with another standing on the opposite side of the pool reflected in the water. Klein Namutoni waterhole, Etosha National Park, N...

John Shaw / Namaqua chameleon (Chamaeleo namaquensis) catching larvae with its extended tongue. In the Namib desert near Swakopmund, Namibia.

Jen Guyton / Park ranger holding a Temminck's ground pangolin (Smutsia temminckii), after rescuing it from poachers. This individual was later released back into the wild. Gorongosa National Park, Mozambique.

Neil Aldridge / White rhinoceros (Ceratotherium simum) mother and calf, prepare to leave a boma - a secure enclosure - in the Okavango Delta in northern Botswana after being translocated from South Africa as part of...

Neil Aldridge / Blindfolded and tranquilised adult White rhinoceros (Ceratotherium simum) with a tracking tag lies and recovers in the Okavango Delta, northern Botswana, following a translocation operation that invol...

Neil Aldridge / Five orphaned White rhinoceros (Ceratotherium simum) calves feed from a trough at dusk at the Rhino Revolution orphanage near Hoedspruit, South Africa. The mothers of these rhinos were killed by poach...

Neil Aldridge / Team of vets and conservation staff move a sedated White rhinoceros (Ceratotherium simum) into a comfortable resting position in a secure enclosure known as a boma during a translocation operation to...

Neil Aldridge / A young White rhinoceros (Ceratotherium simum) leaves a secure enclosure known as a boma in the Okavango Delta, northern Botswana, after being translocated from South Africa as part of efforts to rebu...

Neil Aldridge / White rhinoceros (Ceratotherium simum) male and female, face to face, Mosi Oa Tunya National Park, Zambia.

Neil Aldridge / Black rhinoceros (Diceros bicornis) stands in evening light on Chief's Island in Okavango Delta, Botswana,. This rhino was released in the Okavango Delta as part of efforts to rebuild the rhino popula...

Neil Aldridge / White rhinoceros (Ceratotherium simum) with a long horn, Marakele National Park, South Africa.

Marion Vollborn/ BIA / Leopard (Panthera pardus) cub, Okavango Delta, Botswana

Marion Vollborn/ BIA / Leopard (Panthera pardus) male stalking, Sabi-sands Game Reserve, South Africa

Richard Du Toit / Northern Giraffe (Giraffa camelopardalis) calves, iSimangaliso Wetland Park, KwaZulu-Natal, South Africa

Richard Du Toit / Knysna Turaco (Tauraco corythaix), Garden Route National Park, South Africa

Eric Baccega / Coalition of two African male lions (Panthera leo) resting on the banks of the Luangwa river, dry season, South Luangwa National Park, Zambia

Eric Baccega / Lioness (Panthera leo), aggressively rebuffing male lion banks of the Luangwa river, South Luangwa National Park, Zambia

Guy Edwardes / Leopard (Panthera pardus) captive, South Africa

Guy Edwardes / Leopard (Panthera pardus) climbing tree, silhouetted against the sun, Kruger National Park, South Africa.

Paul Souders/ Worldfoto / Black Heron (Egretta ardesiaca) canopy hunting, Chobe River, Chobe National Park, Botswana

Ann & Steve Toon / Spotted eagle owl (Bubo africanus) subadult at nigh by water, Zimanga private game reserve, KwaZulu-Natal, South Africa, September

Ann & Steve Toon / Impala (Aepyceros melampus) allo-grooming, iMfolozi game reserve, KwaZulu-Natal, South Africa, August

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

Ann & Steve Toon / Malachite sunbird (Nectarinia famosa) feding at flower, Kirstenbosch National Botanical Garden, Cape Town, South Africa, September

Ann & Steve Toon / Orange-breasted sunbird (Anthobaphes violacea), Kirstenbosch National Botanical Garden, Cape Town, South Africa, September

Will Burrard-Lucas / Aerial view of Miombo woodland, Niassa Reserve, Mozambique. Photographed from a Bat Hawk light aircraft. November 2011.

Suzi Eszterhas / Cape Warthog (Phacochoerus aethiopicus) parent and juvenile drinking at waterhole, Mashatu Game Reserve, Botswana

Suzi Eszterhas / African Lion (Panthera leo) young male feeding on Cape Buffalo (Syncerus caffer) prey, Sabi Sands Private Game Reserve, South Africa

Suzi Eszterhas / Leopard (Panthera pardus) female, Sabi Sands Private Game Reserve, South Africa

Suzi Eszterhas / African Elephant (Loxodonta africana) in defensive posture towards safari vehicle, Sabi Sands Private Game Reserve, South Africa

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