Butler's frogfish
... that the Butler's frogfish can hold onto objects with its finger-like pectoral fin rays?
... that the <b id="mwDQ8"><a href="./Butler's_frogfish" id="mwDRA" rel="mw:WikiLink" title="Butler's frogfish">Butler's frogfish</a></b> can hold onto objects with its finger-like <a class="mw-redirect" href="./Pectoral_fin" id="mwDRE" rel="mw:WikiLink" title="Pectoral fin">pectoral fin</a> <a class="mw-redirect" href="./Fin_ray" id="mwDRI" rel="mw:WikiLink" title="Fin ray">rays</a>?