1. Proboscis monkeys live in costal areas and close to rivers and lakes in the island of Borneo
2. Proboscis monkeys are one of the old school monkeys meaning they can't use there tails to hang
3. Proboscis monkeys hang out and eat except the male he never stops looking out
2. Proboscis monkeys are one of the old school monkeys meaning they can't use there tails to hang
3. Proboscis monkeys hang out and eat except the male he never stops looking out