The woolly mammoths of Wrangel island have been survivors. Trapped on a hunk of rock within the Arctic Ocean after rising sea ranges minimize them off from present-day Siberia, they have been the final of their species to go extinct. Palaeontology textbooks have defined their eventual demise round 4,000 years in the past as a basic case of extinction by means of inbreeding, through which severely damaging genetic mutations unfold by means of an remoted inhabitants and kill it off. New work printed in Cell , a journal, on June twenty seventh reveals that the textbooks are mistaken.
