Brain of a four-week old human embryo.
made by <a href="//commons.wikimedia.org/w/index.php?title=User:Kurzon&amp;action=edit&amp;redlink=1" class="new" title="User:Kurzon (page does not exist)">Kurzon</a>, translated to Japanese by was_a_bee.
2007-11-01
<a href="//commons.wikimedia.org/wiki/File:4_week_embryo_brain.jpg" title="File:4 week embryo brain.jpg">File:4 week embryo brain.jpg</a>