Mind-controlling bugs

"Ever wondered what it's like to be on the menu for a predator and not even feel an urge to escape? It sounds pretty terrifying, but that's exactly what happens to a cockroach when it's stung by a jewel wasp! This beautiful but dangerous invader turns its host into a real-life zombie, controlling its mind and leading it to its doom. Poor cockroach! But not all parasites are sinister -- some actually help farmers protect their crops from pests. In...