476
Index
Cochlear length, frequency range, 55
Cochlear microphonic, dolphin, 61-62
Cochlear morphology, frequency range of
hearing, 56
Cochlear morphometry, mammals, 49ff
Cochlear nucleus, ventral, 279, 280
Cochlear specializations, bats, 89
Cochlear spiral, orientation, 78ff
Cochlear structure
and habitat, 97-98
low-frequency sensitivity, 96
Cocktail party effect, dolphins,352-353
Cod (Gadus morhua), hearing, 164
Commerson's dolphin (Cephalorhynchus
commersonii), I
biosonar signals, 1, 115,370-371,373
sound production, 136
Common dolphin (Delphinus delphis), air
sacs, 418-420, 430-432
auditory brainstem response, 335-336
biosonar shape discrimination, 397-398
head anatomy, 128
magnetic resonance image, 62-63
nasal air sacs, 138
signature whistle, 179
soft tissue model, 414ff
sound production, 143, 410ff
tissue density, 415-416
Communication
evolution, 156-157
long range, 162
Communication signals, categories, 171 ff
Communication, whale calls, 32, Iliff,
156ff
Computational models, sound production,
410ff
Concha, cetacean, 58-59
Connective tissue theca, biosonar beam
formation, 139
Constant Q filterbank, dolphin, 358-359
Contact calls, 171 ff
southern right whales, 192
Contact vocalizations, Atlantic spotted
dolphin, 234, 236-237
Corpus cavernosum, middle ear, 75-76
Counter-call, bowhead whales,199
Crater feeding, dolphins, 386-387
Criterion, in psychophysics, 335
Critical band, 53-54, 94
noise masking, 355ff
Critical masking bandwidth, 355-356
Critical masking ratio, dolphin, 94, 355ff
Critical ratio, 53-54
Cross-modal, discrimination, 40lff
Cuneiform cartilages, larynx, 119
D-prime (d'), psychophysics, 335
Dall's porpoise (Phocanoides dalti), 10
biosonar signals, 370-371, 373
vocalization, 10
Damselfish, 175
Darwin, Charles, 174
Deafness, dolphins, 345
Decision criteria, psychophysics, 335
Deep scattering layer, target strength,
170
Delphinapterus leucas (beluga whale), 5,
7,109
Delphinds
call types, 184-186
echolocation, 185-186
vocalization, 184-185
Delphinoidea, I
Delphinoids, air sacs, 139
Delphinus delphis, see Common dolphin
Depth of water, effects on hearing, 6ff
Detection, click repetition rate, 343
Development
brain, 273-274
echolocation, 274
vocalizations, 252ff
Dialect
geography, 24ff
pod-specific, 25-26
Directional hearing, early references, 337
Directivity index, dolphin hearing,
352-353
Discrimination, cross-modal, 40lff
Discrimination learning, 331
Discrimination of cylinders and cubes, biosonar, 399-400
Discrimination of spheres and cylinders,
biosonar, 398-399
Distribution, whales, 1
Diving, sound production by blue whales,
457-459
Index
Cochlear length, frequency range, 55
Cochlear microphonic, dolphin, 61-62
Cochlear morphology, frequency range of
hearing, 56
Cochlear morphometry, mammals, 49ff
Cochlear nucleus, ventral, 279, 280
Cochlear specializations, bats, 89
Cochlear spiral, orientation, 78ff
Cochlear structure
and habitat, 97-98
low-frequency sensitivity, 96
Cocktail party effect, dolphins,352-353
Cod (Gadus morhua), hearing, 164
Commerson's dolphin (Cephalorhynchus
commersonii), I
biosonar signals, 1, 115,370-371,373
sound production, 136
Common dolphin (Delphinus delphis), air
sacs, 418-420, 430-432
auditory brainstem response, 335-336
biosonar shape discrimination, 397-398
head anatomy, 128
magnetic resonance image, 62-63
nasal air sacs, 138
signature whistle, 179
soft tissue model, 414ff
sound production, 143, 410ff
tissue density, 415-416
Communication
evolution, 156-157
long range, 162
Communication signals, categories, 171 ff
Communication, whale calls, 32, Iliff,
156ff
Computational models, sound production,
410ff
Concha, cetacean, 58-59
Connective tissue theca, biosonar beam
formation, 139
Constant Q filterbank, dolphin, 358-359
Contact calls, 171 ff
southern right whales, 192
Contact vocalizations, Atlantic spotted
dolphin, 234, 236-237
Corpus cavernosum, middle ear, 75-76
Counter-call, bowhead whales,199
Crater feeding, dolphins, 386-387
Criterion, in psychophysics, 335
Critical band, 53-54, 94
noise masking, 355ff
Critical masking bandwidth, 355-356
Critical masking ratio, dolphin, 94, 355ff
Critical ratio, 53-54
Cross-modal, discrimination, 40lff
Cuneiform cartilages, larynx, 119
D-prime (d'), psychophysics, 335
Dall's porpoise (Phocanoides dalti), 10
biosonar signals, 370-371, 373
vocalization, 10
Damselfish, 175
Darwin, Charles, 174
Deafness, dolphins, 345
Decision criteria, psychophysics, 335
Deep scattering layer, target strength,
170
Delphinapterus leucas (beluga whale), 5,
7,109
Delphinds
call types, 184-186
echolocation, 185-186
vocalization, 184-185
Delphinoidea, I
Delphinoids, air sacs, 139
Delphinus delphis, see Common dolphin
Depth of water, effects on hearing, 6ff
Detection, click repetition rate, 343
Development
brain, 273-274
echolocation, 274
vocalizations, 252ff
Dialect
geography, 24ff
pod-specific, 25-26
Directional hearing, early references, 337
Directivity index, dolphin hearing,
352-353
Discrimination, cross-modal, 40lff
Discrimination learning, 331
Discrimination of cylinders and cubes, biosonar, 399-400
Discrimination of spheres and cylinders,
biosonar, 398-399
Distribution, whales, 1
Diving, sound production by blue whales,
457-459