'Sharknado': The most shocking (and totally false) moments

Now that people have torn themselves away from their television sets--and more importantly, their Twitter feed--after Thursday night's airing of the SyFy Channel's movie "Sharknado," we feel obligated to point out just a few facts to keep in mind when contemplating a sharkopocalpse. (Listen, if SyFy can make up facts, then we can make up words.) Anyway, take it from me--author of "Demon Fish: Travels Through the Hidden World of Sharks"--these people stand to learn a few things about elasmobranch...