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In this chapter we try to relate these somewhat contradictory views to the relatively rare occurrence of habitual and complex tool use in wild orangutans, especially when compared to wild chimpanzees. Orangutans can make flexible decisions regarding tool use, weighing factors like the quality of potential food rewards and the functionality of different tools to obtain a better outcome. This decision-making. Jan 1, 2013 · In this chapter we try to relate these somewhat contradictory views to the relatively rare occurrence of habitual and complex tool use in wild orangutans, especially when compared to wild.