Sagittal slice movie through the enantiornithine egg, IGM 100/2010.
Varricchio D, Balanoff A, Norell M
CC BY 4.0
<a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4452496/bin/pone.0128458.s001.mp4">S1 Movie</a> from <cite style="font-style:normal">Varricchio D, Balanoff A, Norell M (2015). "<a rel="nofollow" class="external text" href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4452496">Reidentification of Avian Embryonic Remains from the Cretaceous of Mongolia</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.0128458">10.1371/journal.pone.0128458</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/26030147">26030147</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/PMC4452496">4452496</a>.</cite>