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Grueter et al. have recently claimed that grooming time in primates is best explained by terrestriality, which they take to be a proxy for hygiene demand. We suggest that their results arise from a confound between terrestriality and other aspects of sociality, combined with a number of conceptual and sampling problems. © 2013 Elsevier Inc. All rights reserved.

Original publication

DOI

10.1016/j.evolhumbehav.2013.08.003

Type

Journal article

Journal

Evolution and Human Behavior

Publication Date

2013