Egg of <a href="https://en.wikipedia.org/wiki/Pterodroma_feae" class="extiw" title="w:Pterodroma feae">Fea's petrel</a>. Collection of <a href="https://en.wikipedia.org/wiki/Ren%C3%A9_de_Naurois" class="extiw" title="w:René de Naurois">René de Naurois</a> /Jacques Perrin de Brichambaut.
<div class="fn value">
<a href="//commons.wikimedia.org/wiki/User:Archaeodontosaurus" title="User:Archaeodontosaurus">Didier Descouens</a></div>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>