Anatomy of a bird egg shell.
<ul><li>Base bitmap by <a href="https://de.wikipedia.org/wiki/Benutzer:Horst_Frank" class="extiw" title="de:Benutzer:Horst Frank">Benutzer:Horst Frank</a></li>
<li>SVG by <a href="https://cs.wikipedia.org/wiki/User:-xfi-" class="extiw" title="cs:User:-xfi-">User<i><b>:</b></i>-xfi-</a></li>
<li>Text removed by <a href="//commons.wikimedia.org/wiki/User:Kjoonlee" title="User:Kjoonlee">User:Kjoonlee</a></li>
<li>Bitmap version: <a href="//commons.wikimedia.org/w/index.php?title=User:Vkkodali&amp;action=edit&amp;redlink=1" class="new" title="User:Vkkodali (page does not exist)">Vkkodali</a></li>
<li>Translatable vector shell detail: <a href="//commons.wikimedia.org/wiki/User:Whidou" title="User:Whidou">Whidou</a></li></ul>
CC BY-SA 3.0
Own work based on: <a href="//commons.wikimedia.org/wiki/File:Anatomy_of_an_amiotic_egg_labeled.svg" title="File:Anatomy of an amiotic egg labeled.svg">File:Anatomy of an amiotic egg labeled.svg</a>