Dear Michelle,

I recommend you to contact Dra. Cristiane Schilbach Pizzutto . She's a very well known specialist that works with enrichment and animal behaviour in primates.

She's else the president of the Animal Welfare Committee of the Veterinarian Council here.

Best regards.

Are you familiar with the following publication?

• Animal Enrichment for Nonhuman Primates Resource Guide: Macaques. Animal Welfare Information Center (AWIC). USDA/National Agriculture Library.

Hello! Here are a few sources and they cite other relevant literature that would be helpful for you (These aren't limited to rhesus):

• Corrine K. Lutz, Melinda A. Novak, Environmental Enrichment for Nonhuman Primates: Theory and Application, ILAR Journal, Volume 46, Issue 2, 2005, Pages 178–191, https://doi.org/10.1093/ilar.46.2.178
• Lee, G. H., Yi, M. J., & Crockett, C. M. (2011). Assessing video presentation as enrichment for captive male pigtailed macaques (Macaca nemestrina). Lab Primate Newslett, 50, 7-9.
• Andrews, M. W. and Rosenblum, L. A. (2002), Response patterns of bonnet macaques following up to 75 weeks of continuous access to social‐video and food rewards. Am. J. Primatol., 57: 213-218. doi:10.1002/ajp.10044
• Ogura, T. (2012). Use of video system and its effects on abnormal behaviour in captive Japanese macaques (Macaca fuscata). Applied animal behaviour science, 141(3-4), 173-183.

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