A troop of Black Capuchin Monkeys crosses a trail in the Iguazu Park of northeastern Argentina. The local name is Mono Cai. These were once part of the widespread Tufted Capuchin, but that taxon has been broken up. In context at www.dixpix.ca/Amazon/fauna/mammals/index.html
The Golden-headed Lion Tamarin is very rare in its native range in eastern Brazil due to habitat destriction, but a favorite with zoos, in this case in London. In context at www.dixpix.ca/Amazon/fauna/primates/index.html