Cover -- Contents -- Contributors -- 1 Introduction: On Becoming Aquatic -- Chemical Senses -- 2 The Physics and Biology of Olfaction and Taste -- 3 The Chemical Stimulus and Its Detection -- 4 Comparative Anatomy and Physiology of Chemical Senses in Amphibians -- 5 Comparative Anatomy and Physiology of Chemical Senses in Nonavian Aquatic Reptiles -- 6 Comparative Anatomy and Physiology of Chemical Senses in Aquatic Birds -- 7 Comparative Anatomy and Physiology of Chemical Senses in Aquatic Mammals -- Vision -- 8 The Physics of Light in Air and Water -- 9 Comparative Anatomy and Physiology of Vision in Aquatic Tetrapods -- 10 Structure and Function of the Retina in Aquatic Tetrapods -- Hearing -- 11 The Physics of Sound in Air and Water -- 12 Comparative Anatomy and Function Hearing in Aquatic Amphibians, Reptiles, and Birds -- 13 Hearing in Aquatic Mammals -- Balance -- 14 The Physics and Physiology of Balance -- 15 Comparative and Functional Anatomy of Balance in Aquatic Reptiles and Birds -- 16 Comparative and Functional Anatomy of Balance in Aquatic Mammals -- Mechanoreception -- 17 The Physics and Physiology of Mechanoreception -- 18 Mechanoreception in Secondarily Aquatic Vertebrates -- Magnetoreception and Electroreception -- 19 Magnetoreception -- 20 Electroreception -- 21 Toward an Integrative Approach -- Index -- A -- B -- C -- D -- E -- F -- G -- H -- I -- J -- K -- L -- M -- N -- O -- P -- R -- S -- T -- U -- V -- W -- X -- Z.