Note that there must be a Zoo because the intended animal species collected various humans have learned to study the lives of animals, and the animals. The advantage is that revenue from tourism.
Because of the need to have a zoo because the animals have learned to study in humans, animals and the life of an animal preserve in it. The advantage is causing revenue from tourism.
Why have the zoo because a collection of various animals to humans learn the study life of animals and an animal conservation in. The advantages is that revenue from tourism.