Video of oyster responding to light.
Wu C, Wang J, Yang Y, Li Z, Guo T, Li Y, Wang X
CC BY 4.0
<a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4608825/bin/pone.0140149.s001.mp4">S1 Video</a> from <cite style="font-style:normal">Wu C, Wang J, Yang Y, Li Z, Guo T, Li Y, Wang X (2015). "<a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4608825">Adult Pacific Oyster (Crassostrea gigas) May Have Light Sensitivity</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.0140149">10.1371/journal.pone.0140149</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/26474058">26474058</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/PMC4608825">4608825</a>.</cite>