Assertion: narwhal's tusk | /r/CapableOf | contridct the current wiki's suggestion
Facets:
value: like a lion's mane
type: OTHER
value: like a peacock's feathers
type: OTHER
Source sentences:
text: talks more about the studies conducted on the function of the tusk, which contridcts the current wiki's suggestion it is a secondary sexual characteristic, like a peacock's feathers or a lion's mane.