Supersonus
... that the katydid genus Supersonus has been considered to produce the highest-frequency ultrasonic noise in the animal kingdom?
... that the katydid genus <i id="mwAa8"><b id="mwAbA"><a href="./Supersonus" id="mwAbE" rel="mw:WikiLink" title="Supersonus">Supersonus</a></b></i> <i id="mwAbI">(example pictured)</i> has been considered to produce the highest-frequency ultrasonic noise in the animal kingdom?