Assertion: narwhal's tusk | /r/AtLocation | female
Facets:
value: only infrequently
type: DEGREE
value: very rarely
type: DEGREE
Source sentences:
text: These tusks, which protrude 6.7 to 9.8 feet (2 to 3 meters) out of the upper jaw, are very rarely found on females, and some males grow two tusks.
text: The tusk is most common in males and is only infrequently found in females," says Westdal.
text: Tusks can be found on males and females and are in fact canine teeth which continue to grow throughout life and in males can reach 3 feet (1 metre) in length.