Summer of the Monkeys (1998)

Summer Of The Monkeys (set in 1910 on the prairies of Canada) follows the story of a young boy, Jay, who dreams of getting enough money to buy his dream horse. One summer Jay finds four chimps on the prairie who have fallen off a circus cart. He later learns that there is a big reward for them. Enough to buy the horse... however, as time goes on he befriends the chimps... and it becomes apparent that Jay can't bear to part with them.