Serial Cognition and Personality in Macaques

We examined the associations between serial cognition and personality in rhesus macaques (Macaca mulatta). Nine macaques were tested on a simultaneous chaining task to assess their cognitive abilities. They were also rated for personality traits and scored according to a previously extracted six c...

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Main Authors: Drew M. Altschul, Herbert S. Terrace, Alexander Weiss
Format: Article
Language:English
Published: Animal Behavior and Cognition 2016-02-01
Series:Animal Behavior and Cognition
Subjects:
Online Access:http://www.animalbehaviorandcognition.org/uploads/journals/9/04.Feb2016-Altschuletal-final(1).449.del.pdf
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author Drew M. Altschul
Herbert S. Terrace
Alexander Weiss
author_facet Drew M. Altschul
Herbert S. Terrace
Alexander Weiss
author_sort Drew M. Altschul
collection DOAJ
description We examined the associations between serial cognition and personality in rhesus macaques (Macaca mulatta). Nine macaques were tested on a simultaneous chaining task to assess their cognitive abilities. They were also rated for personality traits and scored according to a previously extracted six component structure derived from free-ranging rhesus macaques. Friendliness and Openness were positively associated with good performance on three measures of accuracy on the serial learning task: Progress, Error, and Rewarded (i.e., correctly completed) Trials. Faster Reaction Times were associated with lower Friendliness and higher Confidence, as well as higher Openness when only correct responses were analyzed. We also used regularized exploratory factor analysis to extract two, three, four, five, and six factor structures, and found consistent associations between accuracy and single factors within each of these structures. Prior results on intelligence in other nonhuman primate species have focused on basic intelligence tests; this study demonstrates that more complex, abstract cognitive tasks can be used to assess intelligence and personality in nonhuman primates.
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spelling doaj.art-38b3ddbc119e4a709bf45cc817602b302022-12-21T19:42:09ZengAnimal Behavior and CognitionAnimal Behavior and Cognition2372-50522372-43232016-02-0131466410.12966/abc.02.04.2016Serial Cognition and Personality in MacaquesDrew M. AltschulHerbert S. TerraceAlexander WeissWe examined the associations between serial cognition and personality in rhesus macaques (Macaca mulatta). Nine macaques were tested on a simultaneous chaining task to assess their cognitive abilities. They were also rated for personality traits and scored according to a previously extracted six component structure derived from free-ranging rhesus macaques. Friendliness and Openness were positively associated with good performance on three measures of accuracy on the serial learning task: Progress, Error, and Rewarded (i.e., correctly completed) Trials. Faster Reaction Times were associated with lower Friendliness and higher Confidence, as well as higher Openness when only correct responses were analyzed. We also used regularized exploratory factor analysis to extract two, three, four, five, and six factor structures, and found consistent associations between accuracy and single factors within each of these structures. Prior results on intelligence in other nonhuman primate species have focused on basic intelligence tests; this study demonstrates that more complex, abstract cognitive tasks can be used to assess intelligence and personality in nonhuman primates.http://www.animalbehaviorandcognition.org/uploads/journals/9/04.Feb2016-Altschuletal-final(1).449.del.pdfPrimatesRhesus macaquesPersonalityIndividual differencesSerial cognitionComparative cognition
spellingShingle Drew M. Altschul
Herbert S. Terrace
Alexander Weiss
Serial Cognition and Personality in Macaques
Animal Behavior and Cognition
Primates
Rhesus macaques
Personality
Individual differences
Serial cognition
Comparative cognition
title Serial Cognition and Personality in Macaques
title_full Serial Cognition and Personality in Macaques
title_fullStr Serial Cognition and Personality in Macaques
title_full_unstemmed Serial Cognition and Personality in Macaques
title_short Serial Cognition and Personality in Macaques
title_sort serial cognition and personality in macaques
topic Primates
Rhesus macaques
Personality
Individual differences
Serial cognition
Comparative cognition
url http://www.animalbehaviorandcognition.org/uploads/journals/9/04.Feb2016-Altschuletal-final(1).449.del.pdf
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