Mary McDonald / Black striped capuchin (Sapajus libidinosus) using rocks to crack nuts, Piaui, Brazil
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Mary McDonald / Black striped capuchin (Sapajus libidinosus) using rocks to crack nuts, Piaui, Brazil
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Mary McDonald / Black striped capuchin (Sapajus libidinosus) using rock to crack nuts, Piaui, Brazil
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Mary McDonald / Black striped capuchin (Sapajus libidinosus) using rock to crack nuts, Piaui, Brazil
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Mary McDonald / Black striped capuchin (Sapajus libidinosus) feeding on an insect in Piaui, Brazil
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Mary McDonald / Black striped capuchin (Sapajus libidinosus) head portrait, holding face with hands, in Piaui, Brazil, portrait
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Mary McDonald / Black striped capuchin (Sapajus libidinosus) using rocks to crack nuts, Piaui, Brazil
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Mary McDonald / Black striped capuchin (Sapajus libidinosus) using rocks to crack nuts, Piaui, Brazil
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Mary McDonald / Black striped capuchin (Sapajus libidinosus) using rocks to crack nuts, Piaui, Brazil
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Mary McDonald / Black striped capuchin (Sapajus libidinosus) using rocks to crack nuts, Piaui, Brazil
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Luiz Claudio Marigo / Capuchin monkey (Cebus apella libidinosus) Serra da Capivara National Park, municipality of Sao Raimundo Nonato, Piaua State, northeastern Brazil. July
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Piper Mackay / Brown capuchin monkey (Cebus apella) sitting on a branch, Pantanal Brazil.
