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Human-ape links heard in laughter

Similarities between laughter of tickled apes and humans mirrors genetic ties between species.

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  1. Davila Ross, M., Owren, M. J. & Zimmermann, E. Curr. Biol. doi:10.1016/j.cub.2009.05.028 (2009).

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Preliminary Observations on Tickling Oneself [pdf]

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Marina Ross Davila

Robert Provine

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Laursen, L. Human-ape links heard in laughter. Nature (2009).

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