Skull of a sheep (Ovis aries), found beside a hiking trail in the Massif des Cerces (Savoie, France)
<a href="//commons.wikimedia.org/wiki/User:Silyba" title="User:Silyba">Silyba</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>