Nature and EnvironmentCentral Africa's fruit bat migration04:12This browser does not support the video element.Nature and EnvironmentJürgen Schneider07/13/2018July 13, 2018In Africa's greatest mammal migration, around 10 million fruit bats travel from Congo to Zambia every year. But the species is under threat: they're hunted in Congo, and their forest habitat in Zambia is shrinking.Copy linkAdvertisement