| adaptability in stone tool use by wild capuchin monkeys (sapajus libidinosus). | capuchin monkeys are well known for population variation in the use of stone tools and the types of food items consumed. in order to determine adaptability in stone tool use, we investigated a never before studied population of wild capuchin monkey (sapajus libidinosus) displaying terrestrial habits in a caatinga environment. to carry out this study we recorded physical evidence of the use of stone tools as well as made direct observations through trap cameras. during a 15-month period, we studi ... | 2014 | 24753103 |