Assertion: black footed ferret | /r/AtLocation | the list of endangered species
Facets:
value: according to the ferret
type: OTHER
value: with more than a mere handful
type: OTHER
value: by 1967
type: TEMPORAL
Source sentences:
text: By 1967, according to the ferret recover program site, the black-footed ferret appeared on the list of Endangered Species, with no more than a mere handful remaining from the original population of tens of millions.