Assertion: polar bear's prey | /r/HasProperty | ringed seal
Facets:
Source sentences:
text: While the brown bear is rightly regarded as the master of the Russian forests, the polar bear inhabits the drifting and coastal sea ice where it finds its main prey: ringed seal, bearded seal, walrus and other marine animals.
text: The polar bear's main prey, the ringed seal, relies on sea ice, too—for giving birth to and raising their pups.