Monkeys have two legs and two arms. However, this doesn't mean they can walk on two legs for any length of time. On the ground, monkeys use their arms...

Do monkeys walk on 2 or 4 legs?

On the ground, monkeys walk with the entire sole of the foot touching the ground but with the palm of the hand raised. They almost never walk on two legs (bipedally) and can stand erect for only short periods, if at all. Monkeys have large brains and are known for their inquisitiveness and intelligence.

Can monkeys walk on 2 legs?

Many primates can stand upright on their hind legs without any support. Chimpanzees, bonobos, gorillas, gibbons and baboons exhibit forms of bipedalism. On the ground sifakas move like all indrids with bipedal sideways hopping movements of the hind legs, holding their forelimbs up for balance.