Lymnaea stagnalis (Swamp lymnaea) (on its back: springtail species <i>Sminthurides aquaticus</i> (white) and <i>Podura aquatica</i> (dark)), Elst (Gld), the Netherlands
<a href="//commons.wikimedia.org/wiki/User:Bj.schoenmakers" title="User:Bj.schoenmakers">Bj.schoenmakers</a>
2014-03-24 12:00:00
<span class="int-own-work" lang="en">Own work</span>