butterfly
... that there are around 18,500 species of butterfly ?
... that there are around 18,500 species of <b id="mwAiU"><a href="./Butterfly" id="mwAiY" rel="mw:WikiLink" title="Butterfly">butterfly</a></b> <i id="mwAic">(<a href="./Papilio_machaon" id="mwAig" rel="mw:WikiLink" title="Papilio machaon">Old World swallowtail</a> pictured)</i>?