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  1. No Access

    Article

    Rare Bearded Capuchin (Sapajus libidinosus) Tool-Use Culture is Threatened by Land use Changes in Northeastern Brazil

    Animal traditions are increasingly threatened by human impact on natural habitats, posing a challenge to conservation policies. In northeastern Brazil, bearded capuchins (Sapajus libidinosus) inhabiting the Cerra...

    Andréa Presotto, Caren Remillard, Noemi Spagnoletti… in International Journal of Primatology (2020)

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    Article

    Primate archaeology evolves

    Since its inception, archaeology has traditionally focused exclusively on humans and our direct ancestors. However, recent years have seen archaeological techniques applied to material evidence left behind by ...

    Michael Haslam, R. Adriana Hernandez-Aguilar, Tomos Proffitt… in Nature Ecology & Evolution (2017)

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    Article

    Coexistence Between Humans and Capuchins (Sapajus libidinosus): Comparing Observational Data with Farmers’ Perceptions of Crop Losses

    Foraging on anthropogenic food by wildlife is a prevalent form of human–wildlife interaction. Few studies have evaluated the impact of wildlife crop foraging in Neotropical areas where small-scale agriculture ...

    Noemi Spagnoletti, Tadeu Campioni Morone Cardoso… in International Journal of Primatology (2017)

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    Article

    The strategic role of the tail in maintaining balance while carrying a load bipedally in wild capuchins (Sapajus libidinosus): a pilot study

    The ability to carry objects has been considered an important selective pressure favoring the evolution of bipedal locomotion in early hominins. Comparable behaviors by extant primates have been studied very l...

    Luciana Massaro, Fabrizio Massa, Kathy Simpson, Dorothy Fragaszy… in Primates (2016)

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    Article

    Wild bearded capuchin (Sapajus libidinosus) select hammer tools on the basis of both stone mass and distance from the anvil

    Contemporary optimization models suggest that animals optimize benefits of foraging and minimize its costs. For wild bearded capuchins (Sapajus libidinosus), nut-cracking entails cost related to l...

    Luciana Massaro, Qing Liu, Elisabetta Visalberghi, Dorothy Fragaszy in Animal Cognition (2012)

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    Reference Work Entry In depth

    Instrumental Behavior, Problem-Solving, and Tool Use in Nonhuman Animals

    Dorothy Fragaszy, Qing Liu in Encyclopedia of the Sciences of Learning (2012)

  7. No Access

    Article

    Distribution of potential suitable hammers and transport of hammer tools and nuts by wild capuchin monkeys

    Selection and transport of objects to use as tools at a distant site are considered to reflect planning. Ancestral humans transported tools and tool-making materials as well as food items. Wild chimpanzees als...

    Elisabetta Visalberghi, Noemi Spagnoletti, Eduardo D. Ramos da Silva… in Primates (2009)

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    Article

    Manual Function in Cebus apella. Digital Mobility, Presha**, and Endurance in Repetitive Gras**

    Manual dexterity varies across species of primates in accord with hand morphology and degree of fine motor control of the digits. Platyrrhine monkeys achieve less direct opposition between thumb and index fing...

    Marianne I. Christel, Dorothy Fragaszy in International Journal of Primatology (2000)

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    Article

    Proceedings of the xvith congress of the international primatological society

    Sally Mendoza, Hilary O. Box, Reinhold Hutz… in International Journal of Primatology (1996)

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    Article

    Introduction and integration of strangers into captive groups of tufted capuchins (Cebus apella)

    We introduced two to four unfamiliar animals into three established groups (N = 6–9 per group) of tufted capuchins (Cebus apella).We present findings on the behavioral consequences of int...

    Dorothy Fragaszy, Janet Baer, Leah Adams-Curtis in International Journal of Primatology (1994)