Intro -- Neuroendocrine Regulation of Animal Vocalization: Mechanisms and Anthropogenic Factors in Animal Communication -- Copyright -- Dedication -- Contents -- Contributors -- Acknowledgments -- Abbreviations -- Part I Introduction -- Chapter 1 Neuroendocrine control of sound production and perception -- Seasonal and endocrine regulation of sound production and perception -- Neuroendocrine regulation of sound production and perception -- Does environmental exposure to endocrine-disrupting compounds affect sound production and perception? -- References -- Part II Sound production and perception -- Section A Invertebrates -- Chapter 2 Regulation of acoustic sensory-to-motor processing in insects -- Introduction -- Acoustic communication in insects -- Sound production -- Sound perception -- Sensory-to-motor processing of auditory information -- Neuronal control of acoustic communication -- Neuroendocrine control of insect acoustic communication -- Insect hormones -- Structure and function of insect neuroendocrine systems -- Neuroendocrine regulation of insect acoustic communication-Some well-studied examples -- Grasshoppers -- Crickets -- Honeybees -- Fruit flies -- Anthropogenic impact on insect acoustic communication -- References -- Chapter 3 Acoustic identification of insects based on cepstral data fusion and hidden Markov models -- Introduction -- Related work -- Material and methods -- Sound collections -- Methods -- Segmentation and feature extraction -- Segmentation -- Feature extraction -- Classification system -- Experimental methodology -- Results and discussions -- Conclusions and future work -- References -- Chapter 4 Acoustic/vibration behaviors in crustaceans -- Introduction -- Mechanisms of sound production, perception, and physiological roles -- Terrestrial isopods (Oniscids).

Semiterrestrial decapods and decapods temporarily use terrestrial habitat -- Fiddler crabs -- Ghost crabs -- Gecarcinid and pseudothelphusidid crabs -- Grapsid crabs -- Terrestrial hermit crabs and coconut crabs -- Aquatic crustaceans -- Hermit crabs -- Sphaeromatid isopods -- Snapping shrimps -- Spiny lobsters -- Mantis shrimps (order: Stomatopoda) -- Differences in the role of sound/vibration in association with ecological characteristics -- Abiotic conditions -- Noisy disturbance in shallow water -- Difficulty in detecting sound source location/direction -- Biological conditions -- Sound reception in aquatic species -- Body size -- Impacts of human activities on sound production, sound perception, and communication in crustaceans -- Acknowledgments -- References -- Section B Vertebrates -- Section B.1 Poikilothermic vertebrates -- Chapter 5 Vocal production in anurans -- Introduction -- Hormones and behavior -- Overview -- Androgens -- Development of sexually dimorphic vocal behaviors -- Androgens masculinize adult female vocal behavior -- Androgens maintain adult advertisement calling -- Androgen levels vary with calling behavior -- Androgen levels vary throughout the breeding season -- Corticosterone -- Theoretical relationship of androgens and corticosterone to calling behavior -- Role of androgens and corticosterone in short term social interactions -- Corticosterone levels vary seasonally -- Arginine vasotocin plays a conserved role in social behavior -- Arginine vasotocin induces vocalization -- Endocrine disruptors and behavior -- Androgenic and antiandrogenic compounds -- Progesterone-like compounds -- Estrogenic and antiestrogenic compounds -- Insecticide metabolite compounds -- Antiinflammatory compounds -- Summary -- Peripheral mechanisms of vocal production -- Overview -- Air movement-dependent vocal production.

Vocal production independent of air movements -- Reversion from air movement independence to dependence -- Sex differences and hormonal regulation of frog vocal structures -- Evolutionary divergence of laryngeal sex differences in Xenopus -- Sex differences and hormone regulation of air movement-dependent larynges -- Role of the larynx in controlling spectral properties -- Intrinsic laryngeal regulation of spectral properties -- Frequency modulation -- Vocal specializations for noisy environments -- Evolution of AR expression and novel displays -- Do endocrine disruptors affect peripheral vocal structures? -- Central mechanisms of vocal production -- Overview -- Vocal central pattern generators -- The vocal circuit -- Controlling advertisement call duration -- Controlling advertisement call rate -- Hormonal control of the vocal CPG -- Vocal motor neuron number is sexually dimorphic -- Vocal motor neuron membrane properties are sexually dimorphic -- Sex differences in the vocal premotor nucleus -- Hormonal regulation of PBx neurons -- Evolution of vocal CPGs -- Species-specific vocal circuits -- Divergent premotor neuron properties -- Widespread involvement of parabrachial area in anuran call production -- Midbrain and forebrain control of vocal behavior -- Hormone contributions to midbrain and forebrain vocal circuitry -- Conclusion -- References -- Chapter 6 Endocrine modulation of acoustic communication: Xenopus laevis as a model system -- Introduction -- Auditory processing -- Anuran auditory periphery -- Middle ear -- Inner ear -- Endocrine modulation of the ABR/AEP -- Anuran auditory midbrain (torus semicircularis) -- Forebrain -- Central amygdala -- Preoptic area -- Acoustic communication in X. laevis -- How do Xenopus communicate vocally? -- Receiving vocal signals -- The Xenopus ear -- Endocrine modulation of the ABR/AEP.

Toral neurons are tuned to the pulse rates of calls -- The X. laevis forebrain connects auditory and vocal circuits -- A sexually differentiated vocal pattern generator -- Mechanism of sound production -- Sexual differentiation of the larynx -- Endocrine modulation of vocal communication in adult X. laevis -- Environmental endocrine disruption -- EDCs and X. laevis tadpole development -- Xenoestrogens -- Xenoandrogen -- Thyroid hormones -- Endocrine disruption of adult X. laevis -- Oocyte development and release -- Vocalization -- Audition -- Additional considerations -- Future directions -- Conclusion -- References -- Chapter 7 Reptile sound production and perception -- Introduction -- The anatomy of the reptile ear -- The vocal apparatus -- Tuatara -- Lizards -- Auditory anatomy and physiology in lizards -- Anatomy of the vocal apparatus in lizards -- Sound production in lizards -- Variation in lizard acoustic signaling: Internal and external influences -- Snakes -- Auditory anatomy and physiology in snakes -- Anatomy of the vocal apparatus and sound production in snakes -- Turtles -- Auditory anatomy and physiology in turtles -- Anatomy of the vocal apparatus in turtles -- Sound production in turtles -- Crocodylians -- Auditory anatomy and physiology in crocodylians -- Anatomy of the vocal apparatus in crocodylians -- Sound production in crocodylians -- Variation in crocodylian acoustic signaling: Internal and external influences -- Conclusion -- References -- Section B.2 Mammals -- Chapter 8 The role of sex hormones in human language development -- Sex-specific differences in language development and the motivation to investigate infant vocalizations -- How early does language development start? -- Brain lateralization for melody perception and production in infants.

Transient activations of the hypothalamic-pituitary-gonadal axis during prespeech development -- The prenatal hormone surge and vocal development -- The association of prenatal testosterone and brain organization -- The effect of the prenatal hormone surge on language performance in humans -- The postnatal hormone surge and vocal development -- What happens during minipuberty? -- The impact of minipubertal sex hormones on human infant vocalization during the first 6 months of life -- Summary -- References -- Chapter 9 From whispers to howling cries: Sound production and perception in nonhuman primates -- Diversity and functions of calls within various social contexts -- Effects of vocalizations on behavior and development -- Sound production mechanisms in nonhuman primates -- Sound perception and auditory pathways in nonhuman primates -- Neuroactive substances and neuroendocrine control -- References -- Chapter 10 Canine sound production, perception, and processing -- Sound production mechanisms and function of acoustic signals-A short overview -- Functional neuronal pathways and neuroendocrine control of canine vocalizations -- Vocal perception and canine brain auditory pathways -- Effects of vocalizations on behavior and development -- Summary -- References -- Chapter 11 Artiodactyl vocalization -- Introduction -- How ungulates produce sounds -- Vocal auditory sounds -- Mouth and vocal cords -- Laryngeal pouch -- Auditory signals where vocal chords are not engaged -- Nose -- Teeth and jaws -- Other nonvocal ungulate signals -- Knee junction -- Hoofs -- Horns -- The entire body -- Why ungulates produce sounds (functional significance) -- Alarm calls -- Agonistic behavior -- Courtship behavior -- Male versus females difference -- Vocal tract elongation -- Hormonal effects on the male larynx -- Hormonal effects of the male call on females.