From Wiley: If you're hitting them after they drop, that's not defense, that is revenge.
It looks clearly to be a member of the Tree Hopper family (Membracidae) and is related to the CicadaThe exact species I do not know
ConfirmedThe species is Platycotis VittataOtherwise known as the Oak Tree Hopperhttp://www.google.com/#hl=en&sugexp=bvre&cp=18&gs_id=3&xhr=t&q=Platycotis+vittata&pf=p&sclient=psy&site=&source=hp&pbx=1&oq=Platycotis+vittata&aq=0&aqi=g1g-v2&aql=f&gs_sm=&gs_upl=&bav=on.2,or.r_gc.r_pw.&fp=44eb8ccc40613db6&biw=1654&bih=954
Absolutley fascinating family of insects in their form; have a look, and notice the evolutionary mimicry of the bottom form to emulate a wasp:(Image removed from quote.)(Image removed from quote.)(Image removed from quote.)(Image removed from quote.)
I'd probably have a spaz attack if one of those ever landed on me.
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Im a 6ft tall 220 pound 40yr old...............Id probably scream like a 5 yrold myself