Jamaican Flightless Ibis
... that the extinct Jamaican Flightless Ibis developed unique club-like wings that could be used as a flail?
... that the extinct <b id="mwEQY"><a class="mw-redirect" href="./Jamaican_Flightless_Ibis" id="mwEQc" rel="mw:WikiLink" title="Jamaican Flightless Ibis">Jamaican Flightless Ibis</a></b> developed unique club-like wings that could be used as a <a href="./Flail" id="mwEQg" rel="mw:WikiLink" title="Flail">flail</a>?