Tanzania: Serengeti Migration - Fire and Rain Affect How Zebras, Wildebeest and Gazelles Make the Journey

[The Conversation Africa] Tanzania's Serengeti ecosystem is like a time machine. As one of the world's last remaining fully intact grazing ecosystems it provides a glimpse of what others in Australia, Eurasia and the Americas might have looked like when communities of large grazing mammals roamed freely across these continents.