Some creatures lay their eggs in a nest. Others lay them in water. A parasitoid wasp, however, lays its eggs in and on other insects! This might seem like something out of a horror movie, but it's the reality of the natural world--and readers learn all about it in this fun and freaky science guide. The achievable main text, which is paired with full-color photographs, allows readers to independently discover cool facts about parasitoid wasps--from how they choose their host and how many eggs they lay to what happens after they hatch.