Colossal Biosciences, a U.S.-based gene editing company, has just announced an ambitious new plan to “de-extinct” the dodo.  Dodoes—three-foot-tall flightless birds that once thrived on the African island Mauritius—went extinct sometime in the 17th century. According to even the most optimistic scientific models, they died out for good around 1690, shortly after European settlers arrived [...]