odobenids

[86] Ketten, D. R., "The marine mammal ear: specializations for aquatic audition and echolocation", The Evolutionary Biology of Hearing, New York, Springer-Verlag, pp. 717-750, 1992. Full Text.pdf

[63] Wartzok, D., and D. R. Ketten, "Marine Mammal Sensory Systems", Biology of Marine Mammals: Smithsonian Institution Press, pp. 117-175, 1999. Full Text Part I.pdf Full Text Part II.pdf Full Text Part III.pdf