Essential Basics Diplura is a universal representation of the diplura "two tails" non-insect hexapod order which is a natural food source for many predatory species in fresh and saltwater environments. It features a slim ribbed body with a dual tail design for subtle and elegant motion in various water depths. Rigged on a jighead it can be guided very well with active guidance and frequent twitches which produces it's unique side motion that triggers predatory attacks.