Date of Award

Spring 5-9-2017

Document Type


Degree Name

Master of Arts (MA)



First Advisor

Diana Reiss

Second Advisor

Nicolas Mathevon

Academic Program Adviser

Diana Reiss


Adult human listeners rated their perceived distress based on the recorded vocalizations of bonobo, chimpanzee and human infants. Results found that bonobos were rated highest, chimpanzee and human infants in the high arousal context were rated as lower distress, and human babies in low arousal rated lowest.



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