Brains, innovations, tools and cultural transmission in birds, non-human primates and fossil hominins

Recent work on birds and non-human primates has shown that taxonomic differences in field measures of innovation, tool use and social learning are associated with size of the mammalian cortex and avian mesopallium and nidopallium, as well as ecological traits like colonization success. Here, I revie...

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Main Author: Louis eLefebvre
Format: Article
Language:English
Published: Frontiers Media S.A. 2013-06-01
Series:Frontiers in Human Neuroscience
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fnhum.2013.00245/full
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author Louis eLefebvre
author_facet Louis eLefebvre
author_sort Louis eLefebvre
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description Recent work on birds and non-human primates has shown that taxonomic differences in field measures of innovation, tool use and social learning are associated with size of the mammalian cortex and avian mesopallium and nidopallium, as well as ecological traits like colonization success. Here, I review this literature and suggest that many of its findings are relevant to hominin intelligence. In particular, our large brains and increased intelligence may be partly independent of our ape phylogeny and the result of convergent processes similar to those that have moulded avian and platyrrhine intelligence. Tool use, innovativeness and cultural transmission might be linked over our past and in our brains as operations of domain-general intelligence. Finally, colonization of new areas may have accompanied increases in both brain size and innovativeness in hominins as they have in other mammals and in birds, potentially accelerating hominin evolution via behavioral drive.
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spelling doaj.art-8ca13c812bbe4460a390eec33e91e79f2022-12-21T18:09:43ZengFrontiers Media S.A.Frontiers in Human Neuroscience1662-51612013-06-01710.3389/fnhum.2013.0024551208Brains, innovations, tools and cultural transmission in birds, non-human primates and fossil homininsLouis eLefebvre0McGill UniversityRecent work on birds and non-human primates has shown that taxonomic differences in field measures of innovation, tool use and social learning are associated with size of the mammalian cortex and avian mesopallium and nidopallium, as well as ecological traits like colonization success. Here, I review this literature and suggest that many of its findings are relevant to hominin intelligence. In particular, our large brains and increased intelligence may be partly independent of our ape phylogeny and the result of convergent processes similar to those that have moulded avian and platyrrhine intelligence. Tool use, innovativeness and cultural transmission might be linked over our past and in our brains as operations of domain-general intelligence. Finally, colonization of new areas may have accompanied increases in both brain size and innovativeness in hominins as they have in other mammals and in birds, potentially accelerating hominin evolution via behavioral drive.http://journal.frontiersin.org/Journal/10.3389/fnhum.2013.00245/fullBraincultural transmissioninnovationnon-human primatebirdtool
spellingShingle Louis eLefebvre
Brains, innovations, tools and cultural transmission in birds, non-human primates and fossil hominins
Frontiers in Human Neuroscience
Brain
cultural transmission
innovation
non-human primate
bird
tool
title Brains, innovations, tools and cultural transmission in birds, non-human primates and fossil hominins
title_full Brains, innovations, tools and cultural transmission in birds, non-human primates and fossil hominins
title_fullStr Brains, innovations, tools and cultural transmission in birds, non-human primates and fossil hominins
title_full_unstemmed Brains, innovations, tools and cultural transmission in birds, non-human primates and fossil hominins
title_short Brains, innovations, tools and cultural transmission in birds, non-human primates and fossil hominins
title_sort brains innovations tools and cultural transmission in birds non human primates and fossil hominins
topic Brain
cultural transmission
innovation
non-human primate
bird
tool
url http://journal.frontiersin.org/Journal/10.3389/fnhum.2013.00245/full
work_keys_str_mv AT louiselefebvre brainsinnovationstoolsandculturaltransmissioninbirdsnonhumanprimatesandfossilhominins