Assertion: narwhal's tusk | /r/HasProperty | image
Facets:
Source sentences:
text: Collected in 1684, there is only one known case of a female growing a second tusk (image).
text: Collected in 1684, there is only one known case of a female growing a second tusk (image).
text: Collected in 1684, there is only one known case of a female growing a second tusk (image).