Adults' Voices (AUDIO) Acoustical Society of America Your browser does not support the audio element. Caption These are audio examples of adults and two-and-a-half-year-olds saying the word 'elephant.' In the study, adult participants listened to pairs of different words spoken and indicated whether they were spoken by the same speaker. Credit Cooper Usage Restrictions This clip may be used only with appropriate credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.