Moon jelly

•They eat medusae, plankton, tunicate larvae, rotifers, diatoms, eggs, mollusks, and other small organisms with their tentacles and bringing them to their body for digestion.
•Their predators are fishes, the leatherback sea turtle, the fried egg jellyfish, the crystal jelly and sea birds.
•They don't have respiratory parts such as gills, lungs or trachea. They diffuse oxygen from water through the thin membrane covering their body.