Effects of Single-Use and Group-Use Enrichment on Stereotypy and Intragroup Aggressive and Affiliative Behaviors of a Social Group of Squirrel Monkeys (Saimiri sciureus) at the Singapore Zoo

Four food-based enrichment devices were used to test the effects of single-use and group-use enrichment devices on stereotypy, intragroup aggression, and affiliation in a compatible group of 5 squirrel monkeys (Saimiri sciureus). All enrichment devices were found to reduce overall stereotypic behavior from baseline levels (without enrichment). The occurrence of stereotypic behavior differed between individual […]