I believe there is a zoo in almost any country in the world. I am not sure why, could it be because of national pride so that we can see what are the animals we have in country? Do you realize the upkeep cost? In fact, I believe many zoos are losing money and are not able to support their animals.
I remember years back, it was popular to have countries present exotic animals to other countries. Anyway, here are some pictures taken more than 20 years back:
Ok, this isn't in the zoo but the dog is still in captivity: