The key difference between monogenea and digenea is that monogenea reproduce sexually while digenea reproduce both sexually and asexually. Flatworms or Platyhelminthes are a phylum of unsegmented, simple bilaterian, soft-bodied invertebrates. Similar to other multicellular animals, they possess three embryonic layers: endoderm, ectoderm, and mesoderm. Some flatworms are free-living and non-destructive, while many are parasitic […]

