Are Leeches Parasitic Worms?
Are Leeches Parasitic Worms? Annelids, also known as segmented worms, include anatomically and behaviorally more specialized leeches than earthworms. How to Identify? Leeches, which belong to the Subclass Hirudinea, are segmented worms that act as ectoparasites. They are placed under the Clitellata classification, along with earthworms (Subclass Oligochaeta), because they possess a clitellum. The clitellum is a swollen […]