nine-armed sea star
... that the nine-armed sea star can turn its stomach inside out and engulf "mouthfuls" of sediment and detritus?
... that the <b id="mw9Q"><a href="./Luidia_senegalensis" id="mw9g" rel="mw:WikiLink" title="Luidia senegalensis">nine-armed sea star</a></b> can turn its stomach inside out and engulf "mouthfuls" of <a href="./Sediment" id="mw9w" rel="mw:WikiLink" title="Sediment">sediment</a> and <a href="./Detritus" id="mw-A" rel="mw:WikiLink" title="Detritus">detritus</a>?