2008: I : Giraffe Ridge
2010: II : Flamingos and new Cheetah Encounter
2013: III : Lions and cheetahs
2014: IV : Zebras, gazelles, storks, cranes, ostriches, etc.
2015: V : Hippos, Nile crocodiles
2016: VI : (?) African wild dogs
A keeper told me today that the wild dogs will be the last of the phases.
