 that's one and a half million animals and this is six million it's three times bigger at minimum it's extraordinary there's nothing like this in the caribou or any other popular wildlife populations around the world so this is by many factors the largest wildlife migration on the planet now probably not you know in the past this was all over the world certainly in the american west with 30 million bison but having six million animals on a landscape in africa in the 21st century is extraordinary