In some countries hunting clubs can arrange for members to hunt and kill just about anything that moves around on land. Despite the high costs of these hunts the clubs have grown in popularity as rich businessmen look for new ways to entertain their clients. Rare and endangered species of bears are often the target of the hunts and so there is a risk that these species will become extinct. The growth of these hunting clubs should be opposed.
Which one of the following, if true, would most weaken the above argument?