Are Howler Monkeys Aggressive?

While seldom aggressive, howler monkeys do not take well to captivity and are of surly disposition.

Will howler monkeys attack humans?

Howler monkeys do not want to attack humans but will do so if they are trapped and threatened.

Do howler monkeys bite?

Their bark is worse than their bite: howler monkeys rarely fight, but their cries can be heard 3 miles away! ... Howler monkeys face predators too, though– especially humans! Primates of many species are hunted as bushmeat, a practice which decimates their populations. Deforestation is also a threat to howler monkeys.