River Battlefront

S1, E1: In East Africa, the hippopotamus and the Nile crocodile share a home along the riverbanks. Both creatures need water, and when parts of the river slowly evaporate, wet spaces are at a premium. While hippos and other animals stagnate in crowded pools to keep cool, crocs dig caves as shelters. This is a look at the ongoing battle to survive the clashes within their own species.