His Halloween costume this year? Zombie, of course. THE HORROR Emerald jewel wasps could very well be classic horror villains, but the cockroaches they stalk don’t go down without a struggle.

Delve into the dark world of parasitic wasps and discover their grisly takeovers of living caterpillars. Becoming a butterfly is a dangerous game, and it's easy for caterpillars to fall victim to some ...