Black-footed ferret, known as the American polecat or prairie dog hunter, is a species of mustelid native to central North America.
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Black-footed ferret, known as the American polecat or prairie dog hunter, is a species of mustelid native to central North America.
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Black-footed ferret is roughly the size of a mink and is similar in appearance to the European polecat and the Asian steppe polecat.
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Molecular evidence indicates that the steppe polecat and black-footed ferret diverged from M stromeri between 500,000 and 2,000,000 years ago, perhaps in Beringia.
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Black-footed ferret has a long, slender body with black outlines on its paws, ears, parts of its face and its tail.
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The dentition of the black-footed ferret closely resembles that of the European and steppe polecat, though the back lower molar is vestigial, with a hemispherical crown which is too small and weak to develop the little cusps which are more apparent in polecats.
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Black-footed ferret is solitary, except when breeding or raising litters.
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Black-footed ferret's territory was overlapped by a resident male that occupied 337.
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Reproductive physiology of the black-footed ferret is similar to that of the European polecat and the steppe polecat.
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Unlike other mustelids, the black-footed ferret is a habitat specialist with low reproductive rates.
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Historical habitats of the black-footed ferret included shortgrass prairie, mixed-grass prairie, desert grassland, shrub steppe, sagebrush steppe, mountain grassland, and semi-arid grassland.
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Six black-footed ferret nests found near Mellette County, South Dakota, were lined with buffalo grass, prairie threeawn, sixweeks grass, and cheatgrass.
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The large drop in black-footed ferret numbers began during the 1800s through to the 1900s, as prairie dog numbers declined because of control programs and the conversion of prairies to croplands.
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Black-footed Black-footed ferret experienced a recent population bottleneck in the wild followed by a more than 30-year recovery through ex situ breeding and then reintroduction into its native range.
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The black-footed Black-footed ferret was listed as endangered by the United States Fish and Wildlife Service in 1967.
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Black-footed ferret is an example of a species that benefits from strong reproductive science.
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Black-footed ferret was first listed as endangered in 1967 under the Endangered Species Preservation Act, and was re-listed on January 4,1974, under the Endangered Species Act.
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Arizona's Aubrey Valley Black-footed ferret population was well over 100 and a second reintroduction site with around 50 animals is used.
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Contradictory mandates of the two federal agencies involved, the USFWS and the US Forest Service, are exemplified in what the Rosebud Sioux tribe experienced: The Black-footed ferret was reintroduced by the USFWS, which according to the tribe promised to pay more than $1 million a year through 2010.
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Black-footed ferret's clone, a female named Elizabeth Ann, was born on December 10,2020, making her the first North American endangered species to be cloned.
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