It’s like something out of a horror movie. To procreate, the jewel wasp turns an unfortunate cockroach into a “zombie slave” by poisoning its brain. The wasp then leads the mindless cockroach into a lair and uses its living body to feed and grow a baby wasp, which ultimately emerges from the cockroach’s abdomen. That ends the cockroach's story, leaving only one terrifying mystery: how exactly the wasp...