Besides preventing people from hurting themselves, countries around the world are scrambling to establish gene banks in the hope of preserving their native plants and animals. To prevent competition from foreign species, countries are imposing ever stricter controls on the import and export of wild animals.
除了避免給人們自己製造麻煩，今天世界各國都希望保存自己特有的動、植物，並競相設立動物基因庫；為避免外來種動物帶給原生種激烈的競爭，各國對野生動物進出口的防範愈來愈嚴格。