Assertion: gray whale | /r/CapableOf | trap their prey
Facets:
Source sentences:
text: Once they see the prey rising from the sea floor, they use their bristles to filter through the water while trapping their prey.
text: Gray whales are suckers, they literally suck amphipods from the bottom of the ocean taking in mouthfuls of mud and food before forcing the water, sand and mud through their baleen as they capture their prey.