Andy Rouse / African elephant (Loxodonta africana) bull spraying mud at camera, Savute, Botswana (non-ex)

Andy Rouse / African elephant (Loxodonta africana) rear view of large ear showing veins for efficient heat loss, Savute, Botswana (non-ex)

Theo Allofs / African Lion (Panthera leo) two females playing in Savuti which is famous for a large resident African Lion pride that specializes in killing young elephants, Chobe National Park, Botswana

Richard Du Toit / Burchell's Zebra (Equus burchellii) and Carmine Bee-eater (Merops nubicus) as passenger, Savuti, Chobe National Park, Botswana

Richard Du Toit / Burchell's Zebra (Equus burchellii) mother and foal, summer, Savuti, Chobe National Park, Botswana

Richard Du Toit / African Wild Dog (Lycaon pictus) pair laying in green grass of summer, endangered, Savuti, Chobe National Park, Botswana

Richard Du Toit / Burchell's zebra (Equus burchellii) stallions sparring, Savuti, Chobe National Park, Botswana

Richard Du Toit / African Elephant (Loxodonta africana) bull sniffing with its trunk, summer, Chobe National Park, Botswana

Richard Du Toit / African Elephant (Loxodonta africana) bull, Chobe National Park, Botswana

Richard Du Toit / African Lion (Panthera leo) male portrait, Chobe National Park, Botswana

Richard Du Toit / Kori bustard {Choriotis kori} with Carmine bee-eater {Merops nubicus} on back. Botswana

Richard Du Toit / African wild dogs {Lycaon pictus} playfighting. Savute, Chobe NP, Botswana.

Richard Du Toit / Giraffes, silhouetted of heads and necks at dawn {Giraffa camelopardalis} Botswana Savute-Chobe NP

Richard Du Toit / Ostrich (Struthio camelus) male grazing, Savute, Chobe NP, Botswana, April

Richard Du Toit / Ostrich (Struthio camelus) male, portrait, Savute, Chobe NP, Botswana, April

Richard Du Toit / Greater kudu (Tregalaphus strepsiceros) subadult male grazing, Savute, Chobe NP, Botswana, April

Richard Du Toit / Impala (Aepyceros melampus) two males fighting, Savute, Chobe NP, Botswana, April

Richard Du Toit / African elephant (Loxodonta africana) viewed through the window of a safari vehicle, Savute, Chobe NP, Botswana, April 2009

Andy Rouse / African elephant (Loxodonta africana) two bulls walking to waterhole, Savute, Botswana (non-ex)

Andy Rouse / African elephant (Loxodonta africana) two bulls at mud wallow, Savute, Botswana (non-ex)

Andy Rouse / African elephant (Loxodonta africana) herd of bulls drinking at waterhole, Savute, Botswana (non-ex)

Andy Rouse / African elephant (Loxodonta africana) inquisitive bull at water, Savute, Botswana (non-ex)

Andy Rouse / Silhouette of two African elephant (Loxodonta africana) bulls drinking at sunset, Savute, Botswana (non-ex)

Andy Rouse / African elephant (Loxodonta africana) two bulls walking to water, Savute, Botswana (non-ex)

Andy Rouse / African elephant (Loxodonta africana) two bulls, Savute, Botswana (non-ex)

Andy Rouse / African elephant (Loxodonta africana) bulls walking to water, front one showing aggression, Savute, Botswana (non-ex)

Theo Allofs / African Lion (Panthera leo) courting pair in the Savuti, which is famous for a large resident African Lion pride that specializes in killing young elephants, Chobe National Park, Botswana

Theo Allofs / African Lion (Panthera leo) two females playing in Savuti which is famous for a large resident African Lion pride specializing in killing young elephants, Chobe National Park, Botswana

Theo Allofs / Impala (Aepyceros melampus) male snorting, Savute, Chobe National Park, Botswana

Theo Allofs / Yellow-billed Oxpecker (Buphagus africanus) on Greater Kudu (Tragelaphus strepsiceros) neck, Savute, Chobe National Park, Botswana

Theo Allofs / African Lion (Panthera leo) pride feeding on African Elephant (Loxodonta africana) young, Savute, Chobe National Park, Botswana

Richard Du Toit / Blue Wildebeest (Connochaetes taurinus) laying on the ground Savute, Chobe National Park, Botswana

Richard Du Toit / African Wild Dog (Lycaon pictus) summer, Savute, Chobe National Park, Botswana

Richard Du Toit / African Wild Dog (Lycaon pictus) portrait in summer, Savuti, Chobe National Park, Botswana

Richard Du Toit / Lilac-breasted Roller (Coracias caudata) wings spread, winter, Savuti, Chobe National Park, Botswana

Richard Du Toit / Southern Giraffe (Giraffa giraffa) browsing foliage, summer, Savuti, Chobe National Park, Botswana

Richard Du Toit / Yellow Mongoose (Cynictis penicillata) pair, summer, Savuti, Chobe National Park, Botswana

Richard Du Toit / Yellow Mongoose (Cynictis penicillata) summer, Savuti, Chobe National Park, Botswana

Richard Du Toit / African Wild Dog (Lycaon pictus) running, endangered, Savuti, Chobe National Park, Botswana

Richard Du Toit / Southern Giraffe (Giraffa giraffa) two juveniles, Savuti, Chobe National Park, Botswana

Richard Du Toit / African Lion (Panthera leo) cub, summer, Savuti, Chobe National Park, Botswana

Richard Du Toit / Bat-eared Fox (Otocyon megalotis) in green grasslands of Savuti, Chobe National Park, Botswana

Richard Du Toit / Southern Yellow-billed Hornbill (Tockus leucomelas) portrait, Savuti, Chobe National Park, Botswana

Richard Du Toit / Topi (Damaliscus lunatus) mother and young, Savuti, Chobe National Park, Botswana

Richard Du Toit / African Lion (Panthera leo) portrait, Savuti, Chobe National Park, Botswana

Richard Du Toit / Black Bustard (Afrotis afra) spreading its wings, vulnerable, Savuti, Chobe National Park, Botswana

Richard Du Toit / Comb Duck (Sarkidiornis melanotos) male taking flight, Savuti, Chobe National Park, Botswana

Richard Du Toit / Southern Giraffe (Giraffa giraffa) mother with two juveniles, Savuti, Chobe National Park, Botswana

Richard Du Toit / Impala (Aepyceros melampus) pair, summer, Savuti, Chobe National Park, Bostwana

Shin Yoshino / Saddle-billed Stork (Ephippiorhynchus senegalensis) standing in wetland, Savute, Botswana

Shin Yoshino / African Wild Dog (Lycaon pictus) group playing in water, Savute, Botswana

Richard Du Toit / African Elephant (Loxodonta africana) adult taking a dust bath, Chobe National Park, Botswana

Richard Du Toit / African Elephant (Loxodonta africana) herd walking along waterhole in summer, Chobe National Park, Botswana

Pete Oxford / Burchell's Zebra (Equus burchellii) and Blue Wildebeest (Connochaetes taurinus) at Savute Camp waterhole, Botswana

Richard Du Toit / African elephants {Loxodonta africana} beside river with dark storm clouds behind, Savute Chobe NP, Botswana

Richard Du Toit / African elephant {Loxodonta africana} with trunk curled into mouth, low angle shot, Savute Chobe NP, Botswana

Richard Du Toit / Yellow mongoose {Cynictis penicillata} Savute Chobe NP, Botswana

Richard Du Toit / Marabou stork {Leptoptilos crumeniferus} backlit, Savute Chobe NP, Botswana

Richard Du Toit / Klipspringer antelope {Oreotragus oreotragus} pair on rocks, Savute Chobe NP, Botswana

Richard Du Toit / African wild dog footprint {Lycaon pictus} Savute-Chobe NP, Botswana

Richard Du Toit / Black backed jackals fighting {Canis mesomelas} Savute-Chobe National Park, Botswana

Richard Du Toit / Hippopotamus footprints {Hippopotamus amphibius} Savute-Chobe NP, Botswana

Richard Du Toit / Warthog (Phacochoerus africanus) male running, Chobe National Park, Botswana

Richard Du Toit / African Elephant (Loxodonta africana) using its trunk to take a mud bath, Chobe National Park, Botswana

Richard Du Toit / African Elephant (Loxodonta africana) close-up detail of a bull's trunk, Chobe National Park, Botswana

Richard Du Toit / African Elephant (Loxodonta africana) bull seen from automobile, Chobe National Park, Botswana

Richard Du Toit / African Elephant (Loxodonta africana) group at water, Chobe National Park, Botswana

Richard Du Toit / Southern Giraffe (Giraffa giraffa) eating from tree, Chobe National Park, Botswana

Richard Du Toit / Masai Giraffe (Giraffa tippelskirchi) adult standing under an acacia tree, Masai Mara, Kenya

Richard Du Toit / Burchell's Zebra (Equus burchellii) mother and calf, Chobe National Park, Botswana

Richard Du Toit / Lanner Falcon (Falco biarmicus) with wings spread, summer, Chobe National Park, Botswana

Richard Du Toit / Warthog (Phacochoerus africanus) male with Yellow-billed Oxpecker (Buphagus africanus) group on back, Chobe National Park, Botswana

Richard Du Toit / Two Topi silhouetted at sunset {Damaliscus lunatus} Savute-Chobe NP, Botswana, Southern Africa

Richard Du Toit / Giraffe silhouetted under camelthorn tree {Giraffa camelopardalis} at sunset, Botswana Savute Chobe NP, Botswana, Southern Africa

Richard Du Toit / African elephants {Loxodonta africana} at waterhole with geese. Savute-Chobe NP, Botswana

Richard Du Toit / African elephant tusk pieces broken off during fighting at waterhole Savute-Chobe NP,

Richard Du Toit / Herd of Common zebra drinking {Equus quagga} Savute Chobe NP, Botswana

Richard Du Toit / Warthog male {Phacochoerus aethiopicus} + Yellow-billed oxpecker. Botswana Savute-chobe

Richard Du Toit / Yellow mongoose family greeting {Cynictis penicillata} Savute-Chobe NP, Botswana

Richard Du Toit / African wild dog portrait {Lycaon pictus} Savute-Chobe NP, Botswana

Richard Du Toit / Hottentot teal {Anas punctata / hottentota} Savute-Chobe NP, Botswana

Richard Du Toit / Blue waxbill at water {Uraeginthus angolensis} Savute Chobe NP, Botswana

Richard Du Toit / Spurwing goose {Plectopterus gambensis} Savute-Chobe NP, Botswana

Richard Du Toit / Impala (Aepyceros melampus) running with two young, Savute-Chobe NP, Botswana

Richard Du Toit / Dawn over Savute-Chobe NP, Botswana

Richard Du Toit / Barn owl {Tyto alba} Savute-Chobe NP, Botswana

Richard Du Toit / Paradise whydah bird drinking {Vidua paradisaea} Savute-Chobe NP, Botswana

Richard Du Toit / White stork portrait {Ciconia ciconia} Savute-Chobe NP, Botswana

Richard Du Toit / Double banded sandgrouse {Pterocles bicinctus} Savute-Chobe NP, Botswana

Richard Du Toit / Melba finch {Pytilia melba} Savute-Chobe NP, Botswana

Richard Du Toit / Two Tree squirrels (Paraxerus cepapi) Savute-Chobe NP, Botswana

Richard Du Toit / Pair of Carmine bee-eaters {Merops nubicus} Savute-Chobe NP, Botswana

Richard Du Toit / African wild cat {Felis sylvestris libyca} Savute-Chobe NP, Botswana

Richard Du Toit / Black backed jackal portrait in grass {Canis mesomelas} Savute-Chobe NP, Botswana

Richard Du Toit / Two subadult Cheetah cubs {Acinonyx jubatus} Savute-Chobe NP, Botswana