Assertion: bowfin's fin | /r/HasProperty | vascularized gas bladder lung
Facets:
value: highly
type: DEGREE
Source sentences:
text: heterocercal caudal fin, a highly vascularized gas bladder lung, vestiges of a spiral valve, and a bony gular plate.
text: heterocercal caudal fin, a highly vascularized gas bladder lung, vestiges of a spiral valve, and a bony gular plate.   
text: heterocercal caudal fin, a highly vascularized gas bladder lung, vestiges of a spiral valve, and a bony gular plate.