While the older monkeys use threats and screams to chase away the younger ones, they also have an unusual tooth - chattering behavior that seems to calm them down.
Kuigi vanemad ahvid võtavad nooremate eemaleajamiseks appi ähvardused ja kriisked, on neil ka iseäralik hammaste lõgistamise komme, mis paistab ahve maha rahustavat.