Assertion: female narwhal | /r/HasAspect | tusk
Facets:
Source sentences:
text: Do Female Narwhals Have Tusks?
text: Since a minority of female narwhals have even one tusk, it must be extremely rare for a female narwhal to have two tusks.
text: Only about 1 in 6 female narwhals have tusks, and theirs are usually smaller than male tusks.