A group of monkeys, regardless of species, is called an army. This name also applies to other primate species such as baboons. Most of the time
What is a group of monkeys called?
Monkeys: barrels or troops.
What do you call a baboon group?
Both stated that the correct term for the baboon group was the army.
What is a group of zebras called?
A group of zebras can also be called a herd of zebras or a group of zebras, but it's not that much fun. Only dazzling zebras.