Un oursin irrégulier <i><a href="//commons.wikimedia.org/wiki/Category:Metalia_spatagus" title="Category:Metalia spatagus">Metalia spatagus</a></i> vu à Sakouli (Mayotte).
<a href="//commons.wikimedia.org/wiki/User:FredD" title="User:FredD">Frédéric Ducarme</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>