A series of protected areas abroad: From the point of view of gene preservation, the creation of any given type of animal has taken hundreds of millions of years of evolution through countless variations before it can appear.
國外爭相設立保護區再由基因保存的角度來看，任何一個物種的產生，都是經過億萬年時間長河、無數生物不停演化，才有它的出現。