1. Don't touch the animals.
2. Don't feed the animals.
3. Don't throw things in animals' cages.
4. Don't play with the animals.
5. You have to buy a ticket to enter the zoo.
6. You have to be silent during the visit, brcause animals can get scared.
7. Take some food and water with you during the visit, because there isn't any shop in the zoo.
