Howler Monkeys and Spider Monkeys: Atelidae

The IUCN lists eleven species as threatened because of continued hunting and habitat loss and degradation from human activities. The variegated spider monkey, the northern muriqui, and the yellow-tailed woolly monkey are listed as Critically Endangered, facing an extremely high risk of extinction, dying out, in the wild. The Guatemalan black howler monkey, the white-whiskered spider monkey, and the southern muriqui are listed as Endangered, facing a very high risk of extinction. The Colombian woolly monkey is classified as Vulnerable, facing a high risk of extinction, and two other species are listed as Near Threatened, not currently threatened, but could become so.