Sound SpectrographySoundSound LocalizationHeart SoundsAcoustic StimulationAuditory PerceptionAcousticsAuditory PathwaysHearingAuditory CortexNoiseEvoked Potentials, AuditoryPsychoacousticsRespiratory SoundsAuditory ThresholdHeart AuscultationAuscultationVocalization, AnimalAnimal CommunicationPhonocardiographyMusicInferior Colliculi