A white-cheeked (or white-whiskered) spider monkey (Ateles marginatus).

This species of prehensile-tailed monkey is considered endangered because it is hunted heavily.

(Cristalino Jungle Lodge, Amazon, Brazil)

mammal; primate; simian; New World monkeys; prehensile-tailed monkeys; white-cheeked spider monkey; white-whiskered spider monkey; Chordata; Mammalia; Primates; subO Haplorhini; infraO Simiiformes; parvO Platyrhini; Atelidae; subF Atelinae; Ateles marginatus