Juan Carlos Munoz,Juan Carlos Munoz / Leopard (Panthera pardus) back of head, Samburu National Reserve, Kenya

Juan Carlos Munoz,Juan Carlos Munoz / Leopard (Panthera pardus) portrait, Samburu National Reserve, Kenya

Andy Rouse / Grevy's Zebra (Equus grevyi) in late sunlight. Samburu, Kenya, Africa. (non-ex).

Ole Jorgen Liodden / Beisa oryx (Oryx beisa) fighting in rut. Samburu, Kenya, December.

Gerry Ellis / Cheetah (Acinonyx jubatus) mother with, adolescents, Samburu National Reserve, Kenya

TJ Rich / One-week-old baby African elephant playing in sand between mother's legs {Loxodonta africana} Samburu NP, Kenya

TJ Rich / One-week-old baby African elephant playing in sand between mother's legs {Loxodonta africana} Samburu NP, Kenya

TJ Rich / Baby African elephant {Loxodonta africana} Samburu NP, Kenya

TJ Rich / Baby African elephant walking {Loxodonta africana} Samburu NP, Kenya

Anup Shah / Two Reticulated giraffe, necks entwined {Giraffa camelopardalis reticulata}, Samburu NR, Kenya

Andrew Peacock / African Elephant (Loxodonta africana) sub-adult males play-fighting, Ewaso Ng'iro River, Samburu National Park, Kenya

Andrew Peacock / African Elephant (Loxodonta africana) sub-adult males play-fighting, Ewaso Ng'iro River, Samburu National Park, Kenya

Andrew Peacock / African Elephant (Loxodonta africana) sub-adult male, Ewaso Ng'iro River, Samburu National Park, Kenya

Andrew Peacock / African Elephant (Loxodonta africana) sub-adult male crossing river, Ewaso Ng'iro River, Samburu National Park, Kenya

Eric Baccega / Secretary bird (Sagittarius serpentarius) walking in Samburu National Park. Kenya.

Eric Baccega / Ostrich (Struthio camelus) pair in courtship, Samburu National Park, Kenya.

Eric Baccega / Ostrich (Struthio camelus) male displaying. Samburu National Park, Kenya.

Hiroya Minakuchi / Leopard (Panthera pardus) yawning, Samburu National Park, Kenya

Hiroya Minakuchi / Weaver (Ploceidae) nests at sunrise, Samburu National Park, Kenya

Loic Poidevin / Von Der Deckeni hornbill (Tockus deckeni) in acacia bush, Samburu National Park, Kenya, September

Loic Poidevin / Red billed hornbill (Tockus erythrorhynchus) Samburu National Park, Kenya, October

Juan Carlos Munoz / Giraffe (Giraffa camelopardalis) next to acacia tree, Samburu National Park, Kenya.

Loic Poidevin / Two Reticulated giraffes (Giraffa camelopardalis reticulata) Samburu National Park, Kenya, Africa, October.

Loic Poidevin / Three Reticulated giraffes (Giraffa camelopardis reticulata) Samburu National Park, Kenya, October.

Loic Poidevin / Reticulated giraffe (Giraffa camelopardis reticulata) crossing river, Samburu National Park, Kenya, October.

Theo Allofs / Leopard (Panthera pardus) in tree, Samburu National Park, Kenya

Theo Allofs / Leopard (Panthera pardus) in tree, Samburu National Park, Kenya

Thomas Marent / Olive Baboon (Papio anubis) mother feeding on fruit with nursing young, Samburu National Park, Kenya

Thomas Marent / Olive Baboon (Papio anubis), Samburu National Park, Kenya

Mary McDonald / Great white pelican (Pelecanus onocrotalus) flock flying, Lake Nakuru, Samburu Game Reserve, Kenya, Africa, November.

Lisa Hoffner / Iain-Douglas-Hamilton and team watching African elephant (Loxodonta africana) whilst out on research in Samburu National Park, Kenya. Model released

Hiroya Minakuchi / Gerenuk (Litocranius walleri) male browsing, Samburu National Park, Kenya

Hiroya Minakuchi / Gerenuk (Litocranius walleri) male browsing, Samburu National Park, Kenya

Hiroya Minakuchi / African Elephant (Loxodonta africana) herd staying in shade away from sun, Samburu National Park, Kenya

Jeff Vanuga / East African oryx (Oryx beisa) males fighting during rut, Samburu National Park, Kenya.

Jeff Vanuga / Tourists photographing African elephants (Loxodonta africana) in Samburu National Reserve, Kenya, Africa, September 2013.

Jeff Vanuga / African elephants (Loxodonta africana) drinking and crossing the Ewaso Ng'iro River, Samburu National Reserve, Kenya, Africa.

Jeff Vanuga / African Elephants (Loxodonta africana) in Samburu National Park with distinctive daum palm in the background, Kenya, Africa.

Jeff Vanuga / African elephants (Loxodonta africana) family, Samburu National Reserve, Kenya, Africa.

Jeff Vanuga / African elephant (Loxodonta africana) feeding on leaves of acacia tree, Samburu National Reserve, Kenya, Africa.

Jeff Vanuga / African elephants (Loxodonta africana) drinking and crossing the Ewaso Ng'iro River, Samburu National Reserve, Kenya, Africa.

Eric Baccega / Young impala (Aepyceros melampus), Samburu National Park, Kenya, Africa.

Eric Baccega / Yellow necked spurfowl (Francolinus leucoscepus) Samburu National Park, Kenya, Africa.

Eric Baccega / Grey-headed kingfisher perched (Halcyon leucocephala) Samburu National Park, Kenya, Africa.

Eric Baccega / Grey-headed kingfisher perched (Halcyon leucocephala) Samburu National Park, Kenya, Africa.

Juan Carlos Munoz / Male Giraffe (Giraffa camelopardalis) silhouetted in mist at dawn, Samburu National Reserve, Kenya.

Juan Carlos Munoz / Leopard (Panthera pardus) in sunlit grass, Samburu National Reserve, Kenya

Juan Carlos Munoz / Leopard (Panthera pardus) profile, Samburu National Reserve, Kenya

Juan Carlos Munoz / Leopard (Panthera pardus) walking along rocky slope, Samburu National Reserve, Kenya

Juan Carlos Munoz / Leopard (Panthera pardus) cub following mother, Samburu National Reserve, Kenya

Juan Carlos Munoz / Leopard (Panthera pardus) mother and cub playing on rocks, Samburu National Reserve, Kenya

Juan Carlos Munoz / Leopard (Panthera pardus) carrying bush hare prey through savanna, Samburu National Reserve, Kenya

Juan Carlos Munoz / Leopard (Panthera pardus) carrying bush hare prey, Samburu National Reserve, Kenya

Juan Carlos Munoz / Leopard (Panthera pardus) carrying bush hare prey, Samburu National Reserve, Kenya

Chris Mattison / Sharp-nosed grass frog (Ptychadena oxyrhynchus) Samburu National Park, Kenya

Denis-Huot / Reticulated giraffe (Giraffa camelopardalis reticulata) markings on back, Samburu game reserve, Kenya.

Denis-Huot / African Elephant (Loxodonta africana), mother and its two young in the Ewaso Ngiro river. Samburu game reserve, Kenya.

Denis-Huot / African Elephant (Loxodonta africana), baby crossing the Ewaso Ngiro river. Samburu game reserve, Kenya.

Denis-Huot / African Elephant (Loxodonta africana), female looking after babies resting. Samburu game reserve, Kenya.

Denis-Huot / African Elephant (Loxodonta africana) close up portrait of male. Samburu game reserve, Kenya.

Denis-Huot / African Elephant (Loxodonta africana), young drinking in the Ewaso Ngiro river. Samburu game reserve, Kenya.

Denis-Huot / African Elephant (Loxodonta africana) mother offering water to her calf from a hole in dry river bed. Samburu game reserve, Kenya.

Mary McDonald / White-bellied Go-away-bird (Corythaixoides leucogaster) female cocking tail. Samburu Game Reserve, Kenya, East Africa.

Mary McDonald / African Ground Squirrel (Xerus sp.) foraging in sand while using its tail to shade itself. Samburu Game Reserve, Kenya, East Africa.

Ole Jorgen Liodden / Beisa oryx (Oryx beisa) galloping at speed. Samburu, Kenya, December.

Ole Jorgen Liodden / Black-faced Sandgrouse (Pterocles decoratus) on ground. Samburu, Kenya, December.

Ole Jorgen Liodden / Kirk's Dik-dik (Madoqua kirkii) in grass. Samburu, Kenya, December.

Ole Jorgen Liodden / Little Bee-eater (Merops pusillus) perched. Samburu, Kenya, December.

Ole Jorgen Liodden / Grey-headed Kingfisher (Halcyon leucocephala) with a big beetle in its beak. Samburu, Kenya, December.

Mary McDonald / White-headed Buffalo Weaver (Dinemellia dinamelli) singing. Samburu Game Reserve, Kenya, East Africa.

Mary McDonald / Impala (Aepyceros melampus) males fighting. Samburu Game Reserve, Kenya, East Africa.

Lisa Hoffner / Samburu livestock illegally entering Samburu National Park searching for food and water. The worst drought (2008-2009) in more than a decade has killed most of the Samburu tribemans' livestock and thr...

Lisa Hoffner / Samburu livestock, as seen from the air, illegally entering Samburu National Park searching for food and water. Holes are made in the dry Ewaso Nyiro river bed to dig out water searching for any kind...

Lisa Hoffner / Samburu livestock, as seen from the air, illegally entering Samburu National Park searching for food and water. Holes are made in the dry Ewaso Nyiro river bed to dig out water searching for any kind...

Lisa Hoffner / Kenya Wildlife Service ranger has confiscated these cattle (Bos indicus) from Samburu tribesman for grazing within Samburu National Park illegally. Kenya, August 2009.

Lisa Hoffner / Save the Elephants team members confiscate a sack of weaver nests illegally gathered in Samburu National park by people to feed their goats during the worst drought (2008-2009) in more than a decade i...

Lisa Hoffner / Emaciated cattle (Bos indicus) wandering alone in Samburu National park seeking food and water where there is none. Kenya, August 2009.

George Sanker / Male Kirk's dik dik (Madoqua kirkii) walking through bush, Samburu National Park, Kenya, January

George Sanker / Male Reticulated giraffe (Giraffa camelopardalis reticulata) feeding on an Acacia tree at sunset, Samburu National Park, Kenya, January

Mary McDonald / Martial eagle {Polemaetus bellicosus} perched, Samburu NP, Kenya

Mary McDonald / Guenther's dik dik {Madoqua guentheri} standing to browse on vegetation, Samburu NP, Kenya

Mary McDonald / Savannah monitor lizard {Varanus exanthematicus} walking across barren soil in Samburu NP, Kenya

Mary McDonald / Guenther's dik dik {Madoqua guentheri} portrait, Samburu NP, Kenya

Mary McDonald / African elephant {Loxodonta africana} female stretching while feeding, Samburu NP, Kenya

Mary McDonald / African elephant {Loxodonta africana} baby with trunk in mother's mouth, Samburu NP, Kenya

Mary McDonald / Beisa oryx {Oryx beisa} Samburu NP, Kenya.

Mary McDonald / Beisa oryx {Oryx beisa} Samburu NP, Kenya.

Mary McDonald / Beisa oryx {Oryx beisa} feeding on a Weaver bird's nest, Samburu NP, Kenya.

Suzi Eszterhas / Aerial view of vehicle tracks in Samburu National Park, Kenya

Kevin Schafer / Red-crested Bustard (Lophotis ruficrista) male, Samburu National Park, Kenya

Kevin Schafer / Helmeted Guineafowl (Numida meleagris), Samburu National Park, Kenya

Kevin Schafer / Vulturine Guineafowl (Acryllium vulturinum), Samburu National Park, Kenya

Suzi Eszterhas / Samburu drinking water at Namunyak Wildlife Conservancy well built by Lewa Wildlife Conservancy, Kenya

Suzi Eszterhas / Samburu collecting fresh drinking water at Namunyak Wildlife Conservancy well built by Lewa Wildlife Conservancy, Kenya

Winfried Wisniewski / Doum Palm (Hyphaene thebaica) in Samburu National Park, Kenya

Winfried Wisniewski / African Elephant (Loxodonta africana) group crossing the road, Samburu National Reserve, Kenya