Planaria are soft-bodied. bilateral flatworms of the phylum Platyhelminthes. They are covered in cilia and use ciliary-gliding to traverse the substratum while hunting. Their body surface is covered in a layer of viscous slime primarily derived from specialised secretory granules known as rhabdites. https://www.spidertattooz.com/Muumi-lyhty-kulho-metsassa-8cm/