Mushroom on cow dung at an alpine pasture in the Kitzbüheler Alps. (Possibly Panaeolus semiovatus?)
<a href="//commons.wikimedia.org/wiki/User:Wald1siedel" title="User:Wald1siedel">Wald1siedel</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>