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...

Nick Garbutt / Male African Lion (Panthera leo) playing with 4 month cub. Big Marsh, near Ndutu, Nogorongoro Conservation Area, Serengeti National Park, Tanzania.

Anup Shah / Baby Rock hyrax (Procavia capensis) on a rock, Serengeti NP, Tanzania 2007

Mary McDonald / Common Zebra (Equus quagga) stallions fighting. Naabi Plains, Serengeti National Park, Tanzania.

Mary McDonald / Common Zebra (Equus quagga) stallions fighting. Naabi Plains, Serengeti National Park, Tanzania.

Anup Shah / Common / Plains Zebra (Equus quagga burchellii) adult leaping as herd runs away from the Mara River - wide angle perspective, Masai Mara National Reserve, Kenya. September

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

Staffan Widstrand / Two Cheetahs (Acinonyx jubatus) touching noses in greeting display, Serengeti NP, Tanzania, East Africa, January

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

Staffan Widstrand / Plains / Common Zebra (Equus quagga / burchelli), galloping through trees, silhouetted at dusk, Serengeti NP, Tanzania, East Africa, January

Staffan Widstrand / Herd of Wildebeest (Connochaetes taurinus) silhouetted at dusk, Serengeti NP, Tanzania, East Africa, January

Guy Edwardes / Black-shouldered Kite (Elanus caeruleus) preening feathers, Serengeti National Park, Tanzania, Africa February