Introduction to the Primate Hall: The building area of ​​the Primate Hall is 1,067 square meters, and the outer cage covers an area of ​​2,000 square meters. It exhibits chimpanzees, Arabian baboons, green baboons, ring-tailed lemurs, and squirrel monkeys. There are more than 10 species and dozens of primates including monkeys, hanging monkeys, etc.