Assertion: bowfin's swim bladder | /r/CapableOf | adjust their buoyancy
Facets:
value: through manipulation of gases
type: MANNER
value: to allow
type: PURPOSE
Source sentences:
text: Many bony fish have an internal organ called a swim bladder that adjusts their buoyancy through manipulation of gases.
text: Many teleosts have a swim bladder that adjusts their buoyancy through manipulation of gases to allow them to stay at the current water depth, or ascend or descend without having to waste energy in swimming.