Results 31 to 40 of about 8,198 (219)

Wild Bearded Capuchin Monkeys Crack Nuts Dexterously [PDF]

open access: yesCurrent Biology, 2015
Dexterous tool use has been crucial in the evolution of hominid percussive technology. According to Newell, "dexterity" is the ability of an organism to make goal-directed corrections in movements to optimize effort. Dexterous movements are smooth and effective and accomplish the same goal with less energy than less dexterous movements.
Mangalam, Madhur, Fragaszy, Dorothy M.
openaire   +2 more sources

La non-réciprocité d’un tiers induit la méfiance chez les singes capucins

open access: yesRevue de Primatologie, 2016
Recent studies have established that some species of primates are able to detect reciprocity and non-reciprocity in the context of exchanges of objects between third parties.
James R Anderson   +3 more
doaj   +1 more source

Face processing limitation to own species in primates: a comparative study in brown capuchins, Tonkean macaques and humans [PDF]

open access: yes, 2006
Most primates live in social groups which survival and stability depend on individuals' abilities to create strong social relationships with other group members. The existence of those groups requires to identify individuals and to assign to each of them
Bahrick   +60 more
core   +4 more sources

Salivary gland adenocarcinoma in a capuchin monkey (Sapajus nigritus) [PDF]

open access: yesPesquisa Veterinária Brasileira
: Salivary gland neoplasms are infrequently documented in veterinary medicine and rare in non-human primates; therefore, they are scarce in the literature.
Alessandra da Cruz   +10 more
doaj   +1 more source

Intuitive probabilistic inference in capuchin monkeys

open access: yesAnimal Cognition, 2016
The ability to reason about probabilities has ecological relevance for many species. Recent research has shown that both preverbal infants and non-human great apes can make predictions about single-item samples randomly drawn from populations by reasoning about proportions.
Tecwyn, Emma C   +3 more
openaire   +3 more sources

Eye preferences in capuchin monkeys (Sapajus apella) [PDF]

open access: yesPrimates, 2016
This study explored whether capuchin monkey eye preferences differ systematically in response to stimuli of positive and negative valence. The ‘valence hypothesis’ proposes that the right hemisphere is more dominant for negative emotional processing and the left hemisphere is more dominant for positive emotional processing. Visual information from each
Wilson, Duncan A   +2 more
openaire   +3 more sources

Object grasping and manipulation in capuchin monkeys (genera Cebus and Sapajus) [PDF]

open access: yes, 2018
The abilities to perform skilled hand movements and to manipulate objects dexterously are landmarks in the evolution of primates. The study of how primates use their hands to grasp and manipulate objects in accordance with their needs sheds light on how ...
Carducci, P., Sabbatini, G., Truppa, V.
core   +1 more source

Monkey Bites and Injuries in the Zagreb Antirabies Clinic in 2014

open access: yesActa Clinica Croatica, 2018
Travelling around the world and visiting distant places and countries (especially national parks, parks of nature, natural resorts, etc.) sometimes may result in animal bites and injuries from the species which are not usually represented as the source ...
Radovan Vodopija   +7 more
doaj   +1 more source

Visible spatial contiguity of social information and reward affects social learning in brown capuchins (Sapajus apella) and children (Homo sapiens) [PDF]

open access: yes, 2017
Animal social learning is typically studied experimentally by the presentation of artificial foraging tasks. Although productive, results are often variable even for the same species. We present and test the hypothesis that one cause of variation is that
Whiten, Andrew, Wood, Lara A.
core   +3 more sources

A MAXIMUM ENTROPY MODEL OF THE BEARDED CAPUCHIN MONKEY HABITAT INCORPORATING TOPOGRAPHY AND SPECTRAL UNMIXING ANALYSIS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Movement patterns of bearded capuchin monkeys (Cebus (Sapajus) libidinosus) in northeastern Brazil are likely impacted by environmental features such as elevation, vegetation density, or vegetation type.
A. M. Howard   +6 more
doaj   +1 more source

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