Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleBehavioral research as physical enrichment for captive chimpanzees.AuthorsHopper, Lydia M.; Shender, Marisa A.; Ross, Stephen R.PublicationZoo Biology, 2016, Vol 35, Issue 4, p293ISSN0733-3188Publication typeArticleDOI10.1002/zoo.21297