Smart and social? Comprehensive analysis questions link between sociality and brain increase in carnivores

Monday, May 25, 2009 - 16:35 in Psychology & Sociology

New research from two evolutionary biologists questions the recent finding that sociality has played a key role in the evolution of larger brain size among several orders of mammals (Social Brain Hypothesis). Their sweeping analysis of many living and fossil carnivore species that places relative places brain size increase in an evolutionary context and finds that increased brain size is not routinely associated with sociality.

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