12 Real Parasites That Control the Lives of Their Hosts

Many parasites are satisfied with just living off of their hosts, while others decide their hosts must die. But there are also some parasites who can change their hosts' behavior or physiology in ways fit only for science fiction. Here are 12 parasites who manipulate their hosts in incredible ways. » 3/28/13 10:00am 3/28/13 10:00am