Extinction of Icelandic Walrus Coincides with Norse Settlement (video) University of Copenhagen The Faculty of Health and Medical Sciences Share Print E-Mail Loading video... Caption Researchers have for the first time used ancient DNA analyses and C14-dating to demonstrate the past existence of a unique population of Icelandic walrus that went extinct shortly after Norse settlement some 1100 years ago. Credit University of Copenhagen, Faculty of Health and Medical Sciences. Usage Restrictions The video may be used with credit to the Faculty of Health and Medical Sciences, University of Copenhagen. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.