article: Serengeti
links: Homo habilis African wild dog Olduvai Gorge Kenya Masai Mara East Africa Ngorongoro Conservation Area Masai Mara National Reserve Nile crocodile Louis Leakey Lion Paranthropus boisei African elephant Great Rift Valley Tanzania Thomson's gazelle Grant's gazelle Gazelle Mary Leakey Flamingo African Leopard Wildebeest African Buffalo Pleistocene Tuff World Heritage Site Seismology