Assertion: black footed ferret | /r/HasProperty | declared extinct
Facets:
value: in 1979
type: TEMPORAL
value: by 1986
type: TEMPORAL
value: with about 18 of them
type: OTHER
value: in 1974
type: TEMPORAL
value: officially
type: MANNER
value: by the late 1980s
type: TEMPORAL
Source sentences:
text: In 1979, the black footed ferret was again declared extinct.
text: Black-footed ferrets were declared extinct by the late 1980s.
text: In 1979 when the last remaining captive ferret died at the Patuxent Wildlife Research Center in Laurel, MD, the black-footed ferret was declared extinct.
text: By 1979, the black-footed ferret was declared extinct.
text: Black-footed ferrets were declared extinct by 1986 with only about 18 of them left in captivity.
text: Black-footed ferrets were declared extinct by 1986 with only about 18 of them left in captivity.
text: The Black-footed Ferret was officially declared extinct in 1979, but a colony of a few dozen individuals were discovered in 1981.
text: In 1979, black-footed ferrets were declared extinct, as no known populations existed.
text: So in 1979, the black-footed ferret was declared extinct.
text: The black footed ferrets were declared extinct in 1974, in 1981 a miracle happened when aferret was discovered in Meeteetsee, Wyoming when John and Lucille Hogg