Assertion: black footed ferret | /r/HasProperty | preys on the prairie dog
Facets:
value: on the prairie dog
type: LOCATION
value: primarily
type: DEGREE
value: according to world wildlife fund
type: OTHER
Source sentences:
text: The black-footed ferret is carnivorous and primarily preys on the prairie dog, which constitutes over 90 percent of its diet, according to World Wildlife Fund (WWF).