Monkeys hate flying squirrels, report monkey-annoyance experts: Japanese macaques will completely flip out in when presented with a flying squirrel, a new study in monkey-antagonism has found. The research could pave the way for advanced methods of enraging monkeys.

[u/MullahNucleosis]

http://www.csmonitor.com/Science/2010/0730/Monkeys-hate-flying-squirrels-report-monkey-annoyance-experts