Assertion: humpback whale | /r/CapableOf | raise their flukes
Facets:
value: out of the water
type: OTHER
value: frequently
type: TEMPORAL
Source sentences:
text: Humpbacks frequently raise their flukes when beginning a long dive.
text: They also use their flippers to slap the water, known as flipper slapping, and they raise their flukes out of the water and slap them onto the surface, known as tail lobbing.