∞ generated and posted on 2016.02.24 ∞

Parasitic flatworm that employs suckers to adhere to tissues while absorbing nutrients surrounding them, such as may be found infecting livers, lungs, or in the blood.

See, that is, liver fluke, lung fluke, and blood fluke.

Another name for fluke is trematode and they are members of phylum Platyhelminthes.