PNG without labels from: <a href="//commons.wikimedia.org/wiki/File:Giardia_life_cycle_en.svg" title="File:Giardia life cycle en.svg">Image:Giardia life cycle en.svg</a>.Life cylce of the parasite giardia
<a href="//commons.wikimedia.org/wiki/User:LadyofHats" title="User:LadyofHats">LadyofHats</a>
2008-08-21
Made myself