Migratory endoparasites: Enter the root system or other feeding area and feed from cells as migrate. s they • Sedentary endoparasites: Enter the root system or other feeding area and feed from highly modified cells. Lose the ability to move and must maintain an active feeding site. Migratory and sedentary semi-endoparasites: Subcategories of the above with only the anterior portion of body within the root and the remainder on the root surface.