Atergatis floridus, toxic tiny crab. The photo was taken at Haemida beach, Iriomote island, Japan.
by <a href="//commons.wikimedia.org/wiki/User:Was_a_bee" title="User:Was a bee">Was a bee</a>
The picture was taken on Feb. 28, 2006. uploaded to commons by <a href="//commons.wikimedia.org/wiki/User:Was_a_bee" title="User:Was a bee">Was a bee</a> on March 30, 2007.
<span class="int-own-work" lang="en">Own work</span>