When I was a Kid I used to call them crunchies and place the body shells on unsuspecting neighbor girls for lulz.
maybe the one on the left? <iframe width="425" height="349" src="http://www.youtube.com/embed/cDwmn0GUgxw" frameborder="0" allowfullscreen></iframe>
read about this a few weeks ago. I always found it fascinating. good summary article for those unfamiliar http://www.usatoday.com/tech/scienc...11-cicada-great-southern-brood-13-years_n.htm http://www.cicadamania.com/where.html more detail