Assertion: sand dollar's predator | /r/HasProperty | sea otters
Facets:
value: from pollution
type: OTHER
Source sentences:
text: A sea star's spines are used for protection from predators, which include birds, fish, and sea otters.
text: Predators of echinoids include sea otters, sea stars, crabs, eels, lobsters, and fishes such as wrasses, wolffish, American plaice, butterflyfish, porcupine fish, and triggerfish.
text: A sea star’s spines are used for protection from predators, which include fish, sea otters and birds.
text: Aside from pollution, a starfish’s marine predators include fish, seabirds and sea otters.