Examples of viewing patterns by a bonobo Vijay and a chimpanzee Natsuki. The lines indicate saccades and the circles indicate fixations (scaled to the durations).
Kano F, Hirata S, Call J
CC BY 4.0
<a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4468221/bin/pone.0129684.s002.mp4">S1 Video</a> from <cite style="font-style:normal">Kano F, Hirata S, Call J (2015). "<a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4468221">Social Attention in the Two Species of Pan: Bonobos Make More Eye Contact than Chimpanzees</a>". <i>PLOS ONE</i>. <a href="https://en.wikipedia.org/wiki/Digital_object_identifier" class="extiw" title="w:Digital object identifier">DOI</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1371/journal.pone.0129684">10.1371/journal.pone.0129684</a>. <a href="https://en.wikipedia.org/wiki/PMID" class="extiw" title="w:PMID">PMID</a> <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pubmed/26075710">26075710</a>. <a href="https://en.wikipedia.org/wiki/PubMed_Central" class="extiw" title="w:PubMed Central">PMC</a>: <a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4468221">4468221</a>.</cite>