3 ms·That assumes that native life doesn't just get out competed by the introduced life...by LatteLazy 5y agoThat assumes that native life doesn't just get out competed by the introduced life...belter 5y agoMaybe that is what happened here. The cycle completes...jstanley 5y agoIt seems more likely that the opposite would happen. Life that has evolved on Mars would probably be better suited to Mars than life that evolved on Earth.