Brief communication: why sleep in a nest? Empirical testing of the function of simple shelters made by wild chimpanzees.

@article{Stewart2011BriefCW,
  title={Brief communication: why sleep in a nest? Empirical testing of the function of simple shelters made by wild chimpanzees.},
  author={Fiona A Stewart},
  journal={American journal of physical anthropology},
  year={2011},
  volume={146 2},
  pages={313-8}
}
All great apes build nightly a structure ("nest" or "bed") that is assumed to function primarily as a sleeping-platform. However, several other nest function hypotheses have been proposed: antipredation, antipathogen, and thermoregulation. I tested these simple shelter functions of chimpanzee nests in an experiment for which I was the subject in Fongoli, Senegal. I slept 11 nights in chimpanzee nests and on the bare ground to test for differences in sleep quality, potential exposure to disease… CONTINUE READING
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