Assertion: ciliate | /r/HasProperty | aquatic
Facets:
Source sentences:
text: Although most ciliates are free-living and aquatic, such as the Paramecium (q.v.), many are ectocommensals, dwelling harmlessly on the gills or integument of invertebrates, and some, such as the dysentery-causing Balantidium (q.v.), are parasitic.