As its common name suggests, this organism has a predilection for the eye and may cause cataracts and blindness. The life cycle is completed when the secondary host in which the metacercariae are encysted is eaten by the specific primary host higher up the | As its common name suggests, this organism has a predilection for the eye and may cause cataracts and blindness. The life cycle is completed when the secondary host in which the metacercariae are encysted is eaten by the specific primary host higher up the |