A 10-year study of 10 groups and 234 white-faced capuchin monkeys recorded 187 behavioral innovations, of which no more than 22% were later socially transmitted, based on more than 35,000 hours of observation in each of the study's two five-year periods.
Sources
- The pervasive role of social learning in primate lifetime development (pmc.ncbi.nlm.nih.gov)
- https://www.pnas.org/doi/10.1073/pnas.1620739114 (pnas.org)
- https://newsroom.ucla.edu/releases/ucla-research-reveals-how-new-behaviors-appear-and-spread-among-capuchin-monkeys (newsroom.ucla.edu)
- https://royalsocietypublishing.org/rstb/article/375/1803/20190494/31355/Behavioural-variation-and-learning-across-the (royalsocietypublishing.org)
- https://par.nsf.gov/biblio/10191681 (par.nsf.gov)