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BRAZIL - APRIL 01: Amazon rain forest : Despina Chronopoulos, explorer of Mamiraua, the world's largest nature reserve in Brazil in April, 2002 - A red Uakari in a park in Manaus. Inside the reserve there are white and black Uakaris as well. (Photo by Marc DEVILLE/Gamma-Rapho via Getty Images)

BRAZIL - APRIL 01:  Amazon rain forest : Despina Chronopoulos, explorer of Mamiraua, the world's largest nature reserve in Brazil in April, 2002 - A red Uakari in a park in Manaus. Inside the reserve there are white and black Uakaris as well.  (Photo by Marc DEVILLE/Gamma-Rapho via Getty Images)