wildebeests and zebras migrating across the mara river

abundant across africa african alcelaphinae and animal animalia antelope barren beard beast beautiful biggame black bovidae cattle chordata connochaetes crossing equidae equids equus fur gnu grassland great grey hooved horned jungle kenya mammal mammalia mara masai migrating migration monochrome movement nature numbers perissodactyla river safari savanna savannah species striped stripes stripy tail texture vast vertebrates white wild wildebeest wildebeests wildlife zebra zebras