👉 Polyaspidae is a family of crustaceans, commonly known as shrimp, that includes over 35 species found in various habitats worldwide. These animals are characterized by their elongated bodies and spiny plates or "shrimp shells" which they use to protect themselves from predators and other threats. They have a wide range of feeding habits, including burrowing, swimming, and even eating small prey like crustaceans, fish, and insects.