Michael and Stefan Strasser, <a rel="nofollow" class="external free" href="http://www.chickenwingsomics.com/">http://www.chickenwingsomics.com/</a>
The original uploader was <a href="https://en.wikipedia.org/wiki/User:Stefthechef" class="extiw" title="wikipedia:User:Stefthechef">Stefthechef</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>.
Transferred from <span class="plainlinks"><a class="external text" href="https://en.wikipedia.org">en.wikipedia</a></span> to Commons.