Primate Brain Size Is Predicted By Diet But Not Sociality
Primate brain size is predicted by diet but not sociality. Primate brain size is predicted by diet but not sociality author.
Pdf Primate Brain Size Is Predicted By Diet But Not Sociality
primate brain size is predicted by diet but not sociality
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Pdf primate brain size is predicted by diet but not sociality scott a.
Primate brain size is predicted by diet but not sociality. Williams and alex decasien academiaedu the social brain hypothesis posits that social complexity is the primary driver of primate cognitive complexity and that social pressures ultimately led to the evolution of the large human brain. Primate brain size is predicted by diet but not sociality published in. Specifically frugivores exhibit larger brains than folivores.
Notably the region ca2 has a role in social and not spatial cognition as is the case for the regions ca1 and ca3 that surround. Primate brain size is predicted by diet but not sociality. 2new york consortium in evolutionary primatology new york new york 10024 usa.
The hippocampus is well known for its roles in spatial navigation and memory but it is organized into regions that have different connections and functional specializations. Here we use a much larger sample of primates more recent phylogenies and updated statistical techniques to show that brain size is predicted by diet rather than multiple measures of sociality after controlling for body size and phylogeny. Primate brain size is predicted by diet but not sociality alex r.
Primate hippocampus size and organization are predicted by sociality but not diet. New york university. Nature ecology evolution march 2017 doi.
Williams12 and james p. The social brain hypothesis posits that social complexity is the primary. Using updated phylogenies and the largest dataset to date the authors find that primate brain size is better predicted by diet than any measure of sociality suggesting a revision is needed to.
Nature ecology evolution 1 2017. Our results call into question the current emphasis on social rather than ecological. Higham12 the social brain hypothesis posits that social complexity is the primary.
Decasien ar12 williams sa12 higham jp12. The social brain hypothesis posits that social complexity is the primary driver of primate cognitive complexity and that social pressures ultimately led to the. Nature ecology evolution 150112.
1department of anthropology new york university 25 waverly place new york new york 10003 usa. Higham12 the social brain hypothesis posits that social complexity is the primary. Williams12 and james p.
Primate brain size is predicted by diet but not sociality alex r.
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