Andy Rouse / Maasai Giraffe (Giraffa camelopardalis tippelskirchi) silhouetted by beams of light from setting sun, Maasai Mara, Kenya, Africa. Winner of the African section of the Nature? Best Windland Smith Rice...

Martin Dohrn / Herd of giraffes (Giraffa camelopardalis) resting at night, Masai Mara, Kenya. Image taken at night using thermal camera technology, with no artificial light.

Mary McDonald / Masai giraffe {Giraffa camelopardalis} mother nuzzling baby, Lower Masai Mara GR, Kenya

Winfried Wisniewski / Masai Giraffe (Giraffa tippelskirchi), Masai Mara,Kenya

Denis-Huot / Masai giraffe (Giraffa camelopardalis tippelskirchi), female and calf at sunset, with Abdim's storks in flight, Masai-Mara Game Reserve, Kenya

Ingo Arndt / Masai giraffe (Giraffa camelopardalis tippelskirchi) males fighting, Masai Mara National Reserve, Kenya. Sequence 3 of 3

Denis-Huot / Masai giraffe (Giraffa camelopardalis tippelskirchi) baby standing below female, Maasai Mara Game Reserve, Kenya

Denis-Huot / Masai giraffe (Giraffa camelopardalis tippelskirchi) two silhouetted at sunrise, Maasai Mara Game Reserve, Kenya.

Denis-Huot / Masai giraffe (Giraffa cameleopardalis tippelskirchi) herd walking across savanna in dry season, Masai-Mara Game Reserve, Kenya

Klein & Hubert / One Masai giraffe (Giraffa camelopardalis tippelskirchi) portrait with another in distance, while crossing a dry lake bed, Kenya

Denis-Huot / Masai giraffe (Giraffa camelopardalis tippelskirchi) in distance silhouetted at sunrise with clouds, Masai-Mara Game Reserve, Kenya. September.

Denis-Huot / Masai giraffes (Giraffa camelopardalis tippelskirchi) in dry season, Masai-Mara Game Reserve, Kenya. March.

Denis-Huot / Masai giraffe (Giraffa camelopardalis tippelskirchi) herd at sunrise, Masai-Mara Game Reserve, Kenya. November.

Denis-Huot / Masai giraffes (Giraffa camelopardalis tippelskirchi), at sunrise, Masai-Mara Game Reserve, Kenya. March.

Denis-Huot / Masai giraffes (Giraffa camelopardalis tippelskirchi), at sunrise, Masai-Mara Game Reserve, Kenya. March.

Denis-Huot / Young Lioness (Panthera leo) chasing Giraffe (Giraffa camelopardalis) Masai-Mara game reserve, Kenya.

Denis-Huot / Masai giraffes (Giraffa camelopardalis tippelskirchi) silhouetted at sunrise, Masai-Mara game reserve, Kenya.

Denis-Huot / Masai giraffe (Giraffa camelopardalis tippelskirchi) group feeding, Masai-Mara Game Reserve, Kenya

Andy Rouse / Masai Giraffe (Giraffa camelopardalis tippelskirchi) under setting sun Masai Mara, Kenya, Africa

Andy Rouse / Maasai Giraffe (Giraffa camelopardalis tippelskirchi) under setting sun Maasai Mara, Kenya, Africa

Andy Rouse / Maasai Giraffes (Giraffa camelopardalis tippelskirchi) courtship display Maasai Mara, Kenya, Africa

Anup Shah / Masai giraffe (Giraffa camelopardalis tippelskirchi)male in front of woodland, Masai Mara National Reserve, Kenya, July

Denis-Huot / Masai Giraffe (Giraffa camelopardalis tippelskirchi), males fighting. Masai-Mara game reserve, Kenya.

Denis-Huot / Masai Giraffe (Giraffa camelopardalis tippelskirchi) male and female (back). Masai-Mara Game Reserve, Kenya.

Denis-Huot / Male buffalo (Syncerus caffer) chasing Masai Giraffe (Giraffa cameleopardalis tippelskirchi) Masai-Mara Game Reserve, Kenya.

Charlie Summers / Maasai Giraffe (Giraffa camelopardalis) feeding on Acacia tree, Serengeti, Tanzania

Andy Rouse / Three Masai Giraffes (Giraffa camelopardalis tippelskirchi) visible over grass. Masai Mara, Kenya, Africa.

Andy Rouse / Masai Giraffes (Giraffa camelopardalis tippelskirchi) seen from a low angle. Masai Mara, Kenya, Africa.

Nick Garbutt / Masai Giraffes (Giraffa camelopardalis) on open plains browsing Whistling Thorn Acacia (Acacia drepanolobium). Slopes of the Ngorongoro Highlands with the Serengeti Plains beyond, Tanzania. (Digitally...

Laurent Geslin / Masai giraffe {Giraffa camelopardalis} mother licking baby, Masai Mara reserve, Kenya, July

Anup Shah / Masai giraffe (Giraffa camelopardalis tippelskirchi) crossing the Mara River - wide angle perspective, Masai Mara National Reserve, Kenya. August 2009.

Anup Shah / African Lioness (Panthera leo) dragging the carcass of a giraffe she has just killed, Masai Mara National Reserve, Kenya. February

Anup Shah / Southern / Masai giraffe (Giraffa camelopardalis tippelskirchi) males dominance mating, Masai Mara National Reserve, Kenya. February

Anup Shah / Southern / Masai giraffe (Giraffa camelopardalis tippelskirchi) feeding on tree while Plains / Common zebra passes by (Equus quagga burchellii). Masai Mara National Reserve, Kenya. March.

Staffan Widstrand / Two Masai Giraffes (Giraffa camelopardalis tippelskirchii) heads silhouetted against sky, above tree line at dusk, Serengeti NP, Tanzania, East Africa, January

Anup Shah / Southern / Masai giraffe (Giraffa camelopardalis tippelskirchi)silhouetted at sunrise. Masai Mara National Reserve, Kenya. February

Anup Shah / Two Masai giraffes (Giraffa camelopardalis tippelskirchi) with necks entwined. Masai Mara National Reserve, Kenya. December

Anup Shah / Two bull Southern / Masai giraffe (Giraffa camelopardalis tippelskirchi) play fighting. Masai Mara National Reserve, Kenya. February

Andy Rouse / Two Masai giraffes (Giraffa camelopardalis tippelskirchi) fighting, Masai Mara, Kenya

Andy Rouse / Masai giraffe (Giraffa camelopardalis tippelski) showing long tongue, captive, Marwell Zoo, UK

Ingo Arndt / Masai Giraffe (Giraffa camelopardalis tippelskirchi) male and female, Masai Mara National Reserve, Kenya, Africa

Ingo Arndt / Masai Giraffe (Giraffa camelopardalis tippelskirchi) two adults, Masai Mara National Reserve, Kenya, Africa

Ingo Arndt / Masai Giraffe (Giraffa camelopardalis tippelskirchi) two adults, Masai Mara National Reserve, Kenya, Africa

Anup Shah / Giraffe {Giraffa camelopardalis} head neck silhouette at sunset, Masai Mara GR, Kenya

Anup Shah / Silhouette of Giraffe {Giraffa camelopardalis} with young, Masai Mara GR, Kenya

Anup Shah / Giraffe {Giraffa camelopardalis} walking across savanna landscape, Masai Mara GR, Kenya

Anup Shah / Giraffe with young {Giraffa camelopardalis} Serengeti NP, Tanzania

Anup Shah / Two male Masai giraffe display to one another (Giraffa camelopardalis tippelskirchi) Masai Mara NR, Kenya