Observations of a distinctive morphotype of killer whale ( Orcinus orca), type D, from subantarctic waters.Published in:Polar Biology, 2011, v. 34, n. 2, p. 303, doi. 10.1007/s00300-010-0871-3By:Pitman, Robert L.;Durban, John W.;Greenfelder, Michael;Guinet, Christophe;Jorgensen, Morton;Olson, Paula A.;Plana, Jordi;Tixier, Paul;Towers, Jared R.Publication type:Article