Ammodytes americanus
... that schools of Ammodytes americanus bury themselves in sand each night to avoid predators?
... that <a class="mw-redirect" href="./School_(fish)" id="mwCZk" rel="mw:WikiLink" title="School (fish)">schools</a> of <i id="mwCZo"><b id="mwCZs"><a href="./Ammodytes_americanus" id="mwCZw" rel="mw:WikiLink" title="Ammodytes americanus">Ammodytes americanus</a></b></i> bury themselves in sand each night to avoid <a class="mw-redirect" href="./Predator" id="mwCZ0" rel="mw:WikiLink" title="Predator">predators</a>?