Boettcher cells, 83
Bony spiral laminae, cetaceans, 89
Bottnose dolphin, cochlear potentials,
75
Bowhead whale (Balaenoptera mysticetus), 2, 8
basilar membrane width/thickness, 88
contact calls, 192-193
counter-call, 199
periotic anatomy, 65
song, 28-29, 196
vestibular dimensions, 77-78
vocalizations, 196ff
Brain, anatomy, 277-287
Brain development, early, 273-274
Brain size, 273-274
Brainstem auditory evoked response, see
Auditory brainstem response
Bryde's whale, vocalization, 2, 4
Buried prey, echolocation, 386-387
Bursae cantantes, 142
Burst pulses, Ill, 114,376-377
social sounds, 22ff
Call frequency, 208
Call types, 17lff
beluga whales, 182-183
delphinids, 184-186
phocoenid porpoises, 184-186
see also vocalizations
Calls, Atlantic bottlenose dolphin, 177ff
blue whale, 442-443
fin whale, 206-207
southern right whales, 200-203
Caperea marginata (pygmy right whale),
27-28
Categorical perception, 233-234
Cavitation, sound production, 131-132,
144-145
Central auditory system, 32ff
Central nervous system, see also CNS
Cephalorhynchus commersonii, see Commerson's dolphin
Cephalorhynchus sp., see Delphinids
Cephalorhynclus hectori, see Hector's dolphin
Cerebellum
acoustic processing, 281-282
big brown bat, 282
Index
475
fossil cetaceans, 281
mustached bat, 282
Cetacean
cochlear dimensions, 84ff
cochlear morphometry, 49ff
ear, morphometries, 57ff
evolution 44
frequency range, 45
larynx, 158
middle ear, 69ff
olfaction, 172
outer ear, 58ff
sound production mechanisms, 158
sound source localization, 67-68
vestibular system, 77-78
vocalization function, 177ff
Chinese river dolphin (Lipotes vexillifer)
audiogram, 5ff, 340, 344
whistle signals, 366
Claudius cells, 83
Click intervals, biosonar signals, 375ff
Click repetition rate, detection, 343
Clicks, and whistles, 144
sperm whale, 186ff
Clupeid fish, hearing, 164
Clupeid fish, ultrasound detection,
247-248
Clutter, echolocation, 383
Clutter screen, echolocation, 384
Cochlea 78ff, 275-276
anatomy, cell size, 83-84
and body size, 99
and water temperature, 100
aqueducts, 84-85
Atlantic bottlenose dolphin, 32
bats, 85
cetaceans, 43ff
cytoarchitecture, 79ff
dimensions, 82ff
fossil, 100
frequency map, 94ff
frequency range prediction, 95-96
generalist, 55-56
mysticetes, 85
scalae, 78ff
specialist, 55-56
stiffness/position, 95
odontocetes, 83ff
Cochlear frequency map, models, 94ff
Bony spiral laminae, cetaceans, 89
Bottnose dolphin, cochlear potentials,
75
Bowhead whale (Balaenoptera mysticetus), 2, 8
basilar membrane width/thickness, 88
contact calls, 192-193
counter-call, 199
periotic anatomy, 65
song, 28-29, 196
vestibular dimensions, 77-78
vocalizations, 196ff
Brain, anatomy, 277-287
Brain development, early, 273-274
Brain size, 273-274
Brainstem auditory evoked response, see
Auditory brainstem response
Bryde's whale, vocalization, 2, 4
Buried prey, echolocation, 386-387
Bursae cantantes, 142
Burst pulses, Ill, 114,376-377
social sounds, 22ff
Call frequency, 208
Call types, 17lff
beluga whales, 182-183
delphinids, 184-186
phocoenid porpoises, 184-186
see also vocalizations
Calls, Atlantic bottlenose dolphin, 177ff
blue whale, 442-443
fin whale, 206-207
southern right whales, 200-203
Caperea marginata (pygmy right whale),
27-28
Categorical perception, 233-234
Cavitation, sound production, 131-132,
144-145
Central auditory system, 32ff
Central nervous system, see also CNS
Cephalorhynchus commersonii, see Commerson's dolphin
Cephalorhynchus sp., see Delphinids
Cephalorhynclus hectori, see Hector's dolphin
Cerebellum
acoustic processing, 281-282
big brown bat, 282
Index
475
fossil cetaceans, 281
mustached bat, 282
Cetacean
cochlear dimensions, 84ff
cochlear morphometry, 49ff
ear, morphometries, 57ff
evolution 44
frequency range, 45
larynx, 158
middle ear, 69ff
olfaction, 172
outer ear, 58ff
sound production mechanisms, 158
sound source localization, 67-68
vestibular system, 77-78
vocalization function, 177ff
Chinese river dolphin (Lipotes vexillifer)
audiogram, 5ff, 340, 344
whistle signals, 366
Claudius cells, 83
Click intervals, biosonar signals, 375ff
Click repetition rate, detection, 343
Clicks, and whistles, 144
sperm whale, 186ff
Clupeid fish, hearing, 164
Clupeid fish, ultrasound detection,
247-248
Clutter, echolocation, 383
Clutter screen, echolocation, 384
Cochlea 78ff, 275-276
anatomy, cell size, 83-84
and body size, 99
and water temperature, 100
aqueducts, 84-85
Atlantic bottlenose dolphin, 32
bats, 85
cetaceans, 43ff
cytoarchitecture, 79ff
dimensions, 82ff
fossil, 100
frequency map, 94ff
frequency range prediction, 95-96
generalist, 55-56
mysticetes, 85
scalae, 78ff
specialist, 55-56
stiffness/position, 95
odontocetes, 83ff
Cochlear frequency map, models, 94ff