where are parasitic flatworms found
There are thousands of different types of flatworms, most are not dangerous to humans. Flatworms belong to one of four subsidiary groups. Those found in streams, ponds, moist soils, and the sea are the turbellarians.They are free-living, that is they move about looking for food. The other three groups â the Tremotada (flukes), Cestoda (tapeworms), and Monogenea â are all parasitic.here are thousands of different types of flatworms, most are not dangerous to humans. Flatworms belong to one of four subsidiary groups. Those found in streams, ponds, moist soils, and the sea are the turbellarians.