This is really cool. You may need to visit often but I have seen Wildebeast, Impala's, Elephants,and Vervet Monkeys. I will also put up a South African Wildlife Identifier.
http://www.wavelit.com/popup/playerAfricam.asp#
Wildlife ID
http://www.sa-venues.com/wildlife/default.htm
I have it Bookmarked so I can visit it often. It gives the time of day but they are 7 hours ahead of us.