Recent advances in genetics and biotechnology have made it increasingly possible for scientists to pursue "de-extinction" projects, which aim to bring back extinct species or create close genetic equivalents. Efforts involving animals such as the Woolly Mammoth, Dodo, and Thylacine have sparked public interest and debate. Supporters of these projects argue that de-extinction could help restore ecosystems, reverse some of the damage caused by human activity, and advance scientific knowledge that may benefit conservation efforts. The opposing, however, argue that the enormous amounts of money, time, and expertise required for de-extinction would be better spent protecting species that are currently endangered. They contend that conservation resources are limited and should focus on preventing extinctions rather than attempting to reverse them. Critics also raise concerns about animal welfare, ecological risks, and whether revived species could successfully survive in modern environments. The debate raises broader questions about conservation priorities, scientific responsibility, biodiversity, and whether humanity should focus on repairing the future rather than recreating the past.