Millions of these gnus join forces annually to participate in one huge migration - always with luscious grass in their sights. Roaring, snorting, bucking .\r<br>\r<br>In the wilds of Africa, food and water come and go with the seasons, and animals follow. The Serengeti is the site of what most consider the most dramatic .\r<br>\r<br>The Great Serengeti - Wild Animal Documentary - National Geographic ---------------------------------------------------------------------------------- ▻ SUBSCRIBE .\r<br>\r<br>THE GREATEST ANIMAL MIGRATION (HD, Full Documentary)
