Polar bears in southern Greenland are ‘using jumping genes to rapidly rewrite their own DNA’ to survive melting sea ice Live ScienceHow polar bears’ DNA is adapting to warmer climates BBCPolar bears are rewiring their own genetics to survive a warming climate NBC NewsPolar bears are ‘rewriting their DNA’ to survive warming Arctic, study suggests ABC NewsChanges to polar bear DNA could help them adapt to global heating, study finds The Guardian