Well I might as well post my list. Zoos in Bold are places I visited recently as a zoo nerd and thoroughly photographed, saw everything etc....
These are all of the zoos that I have visited there are probably one or two that I was too young to remember USA- 1) Houston zoo UK- 2) Marwell...
It probably doesn't matter but I have remembered one more collection-ish place in Cyprus (only keeps Cyprian Mouflon) but for completeness sake:...
Separate names with a comma.