Did tool-use evolve with enhanced physical cognitive abilities?

Abstract

The use and manufacture of tools have been considered to be cognitively demanding and thus a possible driving factor in the evolution of intelligence. In this study, we tested the hypothesis that enhanced physical cognitive abilities evolved in conjunction with the use of tools, by comparing the performance of naturally tool-using and non-tool-using species… (More)
DOI: 10.1098/rstb.2012.0418

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