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Benton MJ.Benton MJ.Philos Trans R Soc Lond B Biol Sci. 2010 Nov 27;365(1558):3667-79. doi: 10.1098/rstb.2010.0269.Philos Trans R Soc Lond B Biol Sci. 2010.PMID: 20980315Free PMC article.