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Vargas-Castro LE, Sánchez NV, Barrantes G.Vargas-Castro LE, et al. Among authors: barrantes g.Anim Cogn. 2015 Sep;18(5):1113-23. doi: 10.1007/s10071-015-0883-z. Epub 2015 Jun 27.Anim Cogn. 2015.PMID: 26116045