The world of worms harbors terrifying creatures, from the Bobbit worm ambushing prey with lightning speed to mind-controlling Zombie Snail Parasites. Guinea worms painfully emerge from the skin, while ...

It's dazzling on the sandy floors of the ocean, but it's a nightmare for its prey. The bobbit worm is a gorgeous creature, but striking and deadly. It slices fish in two using its retractable ...