Pre-Whaling Genetic Diversity and Population Ecology in Eastern Pacific Gray Whales: Insights from Ancient DNA and Stable Isotopes Alter, S. Elizabeth ; Newsome, Seth D. ; Palumbi, Stephen R. Abstract Publication: PLoS ONE Pub Date: May 2012 DOI: 10.1371/journal.pone.0035039 Bibcode: 2012PLoSO...735039A