Assertion: humpback whale's fluke | /r/HasProperty | huge
Facets:
Source sentences:
text: They also lob their tails, slapping their huge flukes on the surface, and flipper slapping, slapping their flippers on the water.
text: They also lob their tails, slapping their huge flukes on the surface, and flipper slapping, slapping their flippers on the water.
text: They are known for tail lobbing, raising its huge fluke out of the water and slapping it on the water surface.