because there STUPID
Spider monkeys sleep on lower branches
Monkeys sleep in the tree tops, as it would be too dangerous to sleep on the ground.
monkeys sleep on a little bed made of leafs, dirt, and sticks
Monkeys usually sleep upside down like bats.
Dream. well ive seen them stacked on top of each other.
no they sleep during the day
yes
they eat and sleep
Yes!
On there mothers back.
http://www.primatestore.com/ this tells a lot about monkeys.
Spider monkeys sleep for about 10 hours a night.