 After the trauma of the kidnappings ten years earlier, Jane has refused to return to Africa or to allow Jack to know anything about his father's past for fear that he might somehow try to relive it.Perhaps she instinctively knew that Jack was somehow very connected to Tarzan's old life, for Jack did have an avid interest in wildlife and he was extremely athletic.When the Claytons hear about the displayed ape, they forbid Jack from going to see it.