Example of Visual Strategies Used by Dogs in Warm-Up. Many dogs ran past their hidden owners to first examine the door during the warm-up trials.
Polgár Z, Miklósi Á, Gácsi M
CC BY 4.0
<a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4503413/bin/pone.0131610.s002.mov">S1 Video</a> from <cite style="font-style:normal">Polgár Z, Miklósi Á, Gácsi M (2015). "<a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4503413">Strategies Used by Pet Dogs for Solving Olfaction-Based Problems at Various Distances</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.0131610">10.1371/journal.pone.0131610</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/26176609">26176609</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/PMC4503413">4503413</a>.</cite>