sea ginger
... that if the sea ginger coral detects a sea fan growing nearby, it will send out "attack" branches to eventually smother it?
... that if the <b id="mwClk"><a href="./Millepora_alcicornis" id="mwClo" rel="mw:WikiLink" title="Millepora alcicornis">sea ginger</a></b> coral <i id="mwCls">(pictured)</i> detects a <a class="mw-redirect" href="./Gorgonian" id="mwClw" rel="mw:WikiLink" title="Gorgonian">sea fan</a> growing nearby, it will send out "attack" branches to eventually smother it?