Fig. 1

Geographic localities of the polar and brown bears included in this study. CWL shows the bears that were used in the study by Castruita, Westbury, and Lorenzen [6]. Stars indicate the two Late Pleistocene polar bears
Geographic localities of the polar and brown bears included in this study. CWL shows the bears that were used in the study by Castruita, Westbury, and Lorenzen [6]. Stars indicate the two Late Pleistocene polar bears