A fly lays an egg inside an unsuspecting victim walking in the woods on a sunny day. Soon the egg matures and moves into the head of its prey, taking bodily control before turning the prey into a living zombie. Before the victim knows what's happening, its head pops off and a new fly emerges, off to find another host. Sound like a plot from a familiar horror movie? It is actually real — a new species of a fire ant-controlling bug is being introduced into East Texas — through a joint effort of the University of Texas and Texas...