Role specializations in group foraging humpback whales (Megaptera novaeangliae) in Tenakee Inlet, Alaska

Julia A Burrows, Duke University Marine Laboratory, Division of Marine Science and Conservation, Beaufort, NC, United States, David William Johnston, Duke University, Duke University Marine Lab, Beaufort, United States, Jan Straley, University of Alaska Southeast, Department of Marine Biology, Sitka, AK, United States, Ellen M Chenoweth, University of Alaska Fairbanks, School of Fisheries and Ocean Sciences, Fairbanks, AK, United States, Stacy L DeRuiter, Calvin College, Department of Mathematics and Statistics, Grand Rapids, MI, United States and Ari S Friedlaender, University of California Santa Cruz, Institute of Marine Science, Santa Cruz, CA, United States