A "fern" hydrozoan <i><a href="//commons.wikimedia.org/wiki/Category:Aglaophenia_cupressina" title="Category:Aglaophenia cupressina">Pachyrhynchia cuppressina</a></i> in <a href="//commons.wikimedia.org/wiki/Mayotte" title="Mayotte">Mayotte</a>.
<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>