Black-footed Ferret (Mustela nigripes) lives in prairie grasslands across North America. It feeds on prairie dogs primarily. Its conservation status is Endangered.
Fascinating facts about the Black-footed Ferret
- It vanished from science in 1979, yet a hidden group survived until 1981 in Meeteetse, Wyoming, proving the species could cling on against odds. Decades later, in February 2021, scientists unveiled Elizabeth Ann, the first cloned black-footed ferret.
- Prairie dogs make up roughly 90 % of the ferret's menu, and a breeding female with her litter needs between 474 and 1,421 black-tailed (or 412-1,236 white-tailed) prairie dogs each year. To feed one family, conservationists must safeguard 91-235 acres (37-95 ha) of black-tailed or 413-877 acres (167-355 ha) of white-tailed prairie-dog habitat, highlighting how the ferret's survival hinges on preserving vast, healthy colonies of its prey.
- Genetic studies place the black-footed ferret's split from its steppe cousin between 500 000 and 2 000 000 years ago, likely in Beringia. By 750 000 years ago it had already spread into the Great Basin and Rockies, and the oldest fossil from Cathedral Cave in Nevada dates to 750 000-950 000 years ago.
- Survival is precarious: over a four-year study near Meeteetse, juvenile and adult deaths ranged from 59 % to 83 % (128 individuals). In the harsh fall and winter, 50-70 % of young and older ferrets die, leaving an average wild lifespan of just one year, though a few can reach five, underscoring the relentless pressure of disease, predation, and habitat loss.
- A female ferret's home range can be as small as 39.5 acres (16 ha), while a neighboring male may roam 337.5 acres (137 ha). Nightly they cover on average 0.87 mi (1.40 km), but can sprint up to 11 mi (18 km) between prairie-dog colonies.
Sources
Every fact above was checked against these pages, and kept only where one of them states it.
At a glance
RangeNorth America
HabitatPrairie grasslands
DietPrairie dogs primarily
About the Black-footed Ferret
In the moonlit expanse of the North American prairie, the black-footed ferret emerges as a phantom-like figure, its slender body undulating as it moves with stealthy purpose through the tall grasses. With eyes aglow like lanterns in the dark, this rare and elusive creature navigates its nocturnal realm with an air of quiet confidence, its large ears twitching to the slightest rustle of its prey. As it pauses, frozen in momentary stillness, the ferret's distinctive black markings seem to absorb the shadows, rendering it all but invisible in the wild landscape it calls home.
Hear the Black-footed Ferret, and 4,400+ more
Real recorded sounds, 11 nature games and a free Daily 5, 1v1 quiz duels, conservation wins and a safe Kids mode. Free on Feravox.
