Assertion: narwhal | /r/HasProperty | about 50% body fat
Facets:
value: like bowheads
type: OTHER
value: like belugas
type: OTHER
Source sentences:
text: Narwhals are about 50% body fat and their blubber is 3-4 inches thick.
text: Like belugas and bowheads, which also inhabit arctic waters, narwhals are about 50 percent body fat; other whales are closer to 20 or 30 percent.