Snails can be obtained by falling flowers and trees. It should be noted that one flower tree will fall off every once in a while, and there should be no shelter around it, otherwise it will not fall off.
Brief comment on the game of Fat Goose Gym: 1. If you have gold coins, expand your gym, so more guests will come to your gym. 2, be sure to remember to upgrade more fitness props to satisfy the guests. Let these animals come to your gym to exercise and you can get a lot of gold coins.