What are the peculiar features that you find in parasitic platyhelminthes?
The peculiar features are :(i) Thick tegument (body covering)
(ii) Adhesive organs like suckers and the hooks
(iii) Loss of locomotary organs
(iv) In tapeworms, the nutrients are directly absorbed through its body surface (digestive system is absent in this animal)
(v) Reproductive system is well developed and they are mostly hermaphrodite
(vi) Mostly anaerobic respiration.