Yes, there are some monkeys that are territorial.
A few species of monkeys do mate for life, but most don't have 'mates.' The males have a sort of harem of females they can mate with.
yes
a monkey has usually about 5-10 mates depending on the amount of monkeys in that area
Until they feel like breaking up.
trees and other animals and mates and prey
they stay up in the trees!
monkeys cant stay on land only fish do
because they are awesome
As long as they stay babies is how long they stay babies.
Monkeys have 5 fingers on each hand.
climb up trees I doubt that monkeys would want to stay away from prey. They are more likely to be wary of predators.
generally the lioness has one mate for life, while the lion has many mates at once.
yes
3 months