Economic Importance for Humans: Negative
In zoos, mandrills can be nuisances becuse they are very skillfull in taking articles from visitors, such as pipes and glasses. At the Zurich Zoo in Germany, glass had to be put up in front of the mandrill display for insurance reasons. In their natural habitat, mandrills may take oil palm fruits from local plantations. When food is scarce, they may also raid crops from nearby farms.
Negative Impacts: crop pest