Assertion: barnacle | /r/HasAspect | gill
Facets:
Source sentences:
text: They don’t have a heart, instead using an esophageal sinus to pump blood around, and they don’t have gills, absorbing oxygen through their legs.
text: Barnacles have no gills, instead absorbing oxygen through their legs.
text: When under water, this net sifts out plankton for the barnacle to eat, and as barnacles have no gills, the legs are also in charge of gas exchange.