bamboo coral
... that bamboo coral specimens have been found that are 4,000 years old?
... that <b id="mwC5s"><a href="./Bamboo_coral" id="mwC5w" rel="mw:WikiLink" title="Bamboo coral">bamboo coral</a></b> specimens <i id="mwC50">(pictured)</i> have been found that are 4,000 years old?