When where black spider monkeys listed endangered?

Black spider monkeys (Atelidae family) were listed as endangered by the International Union for Conservation of Nature (IUCN) due to habitat loss and hunting. They have been on the IUCN Red List since 2008, with their status reflecting ongoing threats from deforestation and human encroachment in their native habitats in Central and South America. Conservation efforts are critical to their survival as their populations continue to decline.