Assertion: female duck | /r/CapableOf | want whose children
Facets:
value: from reaching their uteruses
type: TRANSITIVE-OBJECT
Source sentences:
text: They also have the ability to prevent the sperm of male ducks whose children they don't want to bear from reaching their uteruses —they can shunt this unwanted sperm off to a "dead end" within their vagina, where it won't be able to fertilize their eggs.