Human attempts to kill cockroaches with sugary poison have had an unintended consequence: It has cramped the bugs' sex lives. But now, some roaches appear to have tweaked the recipe for the sweet ...

When a male cockroach wants to mate with a female cockroach very much, he will scoot his butt toward her, open his wings and offer her a homemade meal — sugars and fats squished out of his tergal ...