tiger's tail
... that the tiger's tail uses its tentacles to push detritus, sand and gravel into its mouth?
... that the <b id="mwA4s"><a href="./Holothuria_thomasi" id="mwA4w" rel="mw:WikiLink" title="Holothuria thomasi">tiger's tail</a></b> uses its <a href="./Tentacle" id="mwA40" rel="mw:WikiLink" title="Tentacle">tentacles</a> to push <a href="./Detritus" id="mwA44" rel="mw:WikiLink" title="Detritus">detritus</a>, sand and gravel into its mouth?