David Pattyn / Monk Saki (Pithecia monachus) captive with its owner, a boy from the Siona tribe, Cuyabeno wildlife reserve, Sucumbios, Amazon rainforest, Ecuador, July
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Roland Seitre / Monk saki (Pithecia monachus) portrait, captive. Native to South America.
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Joel Sartore / Photo Ark / Miller's saki (Pithecia milleri) head portrait, Cafam Zoo, Colombia. Captive.
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Joel Sartore / Photo Ark / Miller's saki (Pithecia milleri) head portrait, Cafam Zoo, Colombia. Captive.
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Joel Sartore / Photo Ark / Miller's saki (Pithecia milleri) head portrait, Cafam Zoo, Colombia. Captive.