These are the two ways you can tell she's a female: First, the thin
antennae; the male would have big bushy ones. Second, the large
distended belly. It's full of eggs. And also full of liquid which the
moth will squirt on you if surprised. Be warned. April 6, 2004.
@NurseHolliday
http://www.wormspit.com/polyphemus.htm
it fecking stinks too.