Section of <a href="//commons.wikimedia.org/wiki/File:Amanita_Cesarea.png" title="File:Amanita Cesarea.png">File:Amanita Cesarea.png</a> and signaling sections of a mushroom.
Arturo D. Castillo (<a href="//commons.wikimedia.org/wiki/User:Zoram.hakaan" title="User:Zoram.hakaan">Zoram.hakaan</a>)
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>