Praunus is a genus of common crustaceans belonging to the Mysidae family. They are omnivorous, meaning they consume both plant and animal matter. These creatures primarily employ a form of locomotion known as drag-powered swimming to navigate through their aquatic environments. Their bodies exhibit bilateral symmetry, which is a balanced, mirror-image arrangement of body parts. Praunus, like other living organisms, consists of multicellular cells. To facilitate their movement, Praunus employ a tail-flipping mechanism. Their bodies possess a mineralized skeleton containing calcium carbonate, which provides structural support and rigidity to their exoskeletons.