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Couvillon MJ, Caple JP, Endsor SL, Kärcher M, Russell TE, Storey DE, Ratnieks FL.Couvillon MJ, et al. Among authors: ratnieks fl.Biol Lett. 2007 Jun 22;3(3):228-30. doi: 10.1098/rsbl.2006.0612.Biol Lett. 2007.PMID: 17493913Free PMC article.