All great ape species follow gaze to distant locations and around barriers.

@article{Bruer2005AllGA,
  title={All great ape species follow gaze to distant locations and around barriers.},
  author={Juliane Br{\"a}uer and Josep Call and Michael Tomasello},
  journal={Journal of comparative psychology},
  year={2005},
  volume={119 2},
  pages={145-54}
}
Following the gaze direction of conspecifics is an adaptive skill that enables individuals to obtain useful information about the location of food, predators, and group mates. In the current study, the authors compared the gaze-following skills of all 4 great ape species. In the 1st experiment, a human either looked to the ceiling or looked straight ahead. Individuals from all species reliably followed the human's gaze direction and sometimes even checked back when they found no target. In a… CONTINUE READING
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