Browsing by Author "Pyenson, Nicholas D."

Now showing items 1-2 of 2

    • High frequency echolocation, ear morphology, and the marine–freshwater transition: A comparative study of ... 
      Gutstein, Carolina S.; Figueroa Bravo, Constanza P.; Pyenson, Nicholas D.; Yury Yáñez, Roberto E.; Canals Lambarri, Mauricio; Cozzuol, Mario A. (Elsevier, 2014)
      This study compares the bony ear morphology of freshwater and marine odontocetes (toothed whales). Odontocetes are unique among marine mammals in two important respects: 1) they use echolocation; 2) at least three lineages ...
    • Repeated mass strandings of Miocene marine mammals from Atacama Region of Chile point to sudden death at sea 
      Pyenson, Nicholas D.; Simón Gutstein, Carolina; Parham, James F.; Le Roux, Jacobus; Carreño Chavarría, Catalina Andrea; Little, Holly; Metallo, Adam; Rossi, Vincent; Valenzuela Toro, Ana M.; Vélez Juarbe, Jorge; Santelli, Cara M.; Rubilar Rogers, David; Cozzuol, Mario A.; Suárez, Mario E. (Royal Society, 2014)
      Marine mammal mass strandings have occurred for millions of years, but their origins defy singular explanations. Beyond human causes, mass strandings have been attributed to herding behaviour, large-scale oceanographic ...