Right touch the classical game which is to eliminate the balls by linking three same ones.
Zoo keeper supports you exchange the pet balls around them, up, down, left, right even the diagonal. You will gain extra score by combo, and the score will be added up to your next stages.
Roll up your sleeves and you will know who has the best vision and who is the tallent in shortcut, you never know who will be the winner with a awsome score!