This is an Annual Phenomenon involving millions of wildebeests migrating between Tanzania’s Serengeti National Park and into Kenya’s Masai Mara Wildebeest, also called gnus, are members of the antelope family. They are related to oryxes and gazelles. A wildebeest can grow to 2.4 meters (8 feet) in length, and weigh up to 270 kilograms (600