Black-footed ferret recovery on the Conata Basin

In the early morning hours of March 20, 2026, biologists sweep the Conata Basin of Buffalo Gap National Grassland with spotlights, watching for the emerald eye‑flash that signals a black-footed ferret.

Long after the sun slips behind the buttes, narrow beams of light sweep the grasslands—spotlights mounted to pickup trucks, searching for the emerald eyeshine of one of America’s rarest mammals. The mission is part science and part stewardship, carried out under a sky filled with constellations and the quiet of an early spring prairie. The team is here to survey black-footed ferrets: briefly capture them, and collect species-saving samples before returning them safely to the burrows they borrow from prairie dogs.

Once presumed extinct in 1979, black-footed ferrets were rediscovered in 1981 near Meeteetse, Wyoming, after a ranch dog named Shep tangled with what turned out to be a ferret in the Hogg family’s yard. Biologists feared the population was a lost cause—decimated by canine distemper and sylvatic plague—prompting a last-ditch decision to bring the remaining individuals into captivity. Every wild black-footed ferret alive today traces its lineage to those 18 survivors.

By the late 1980s, the Conata Basin of Buffalo Gap National Grassland and the Badlands National Park landscape in South Dakota had emerged as a top reintroduction candidate. After a full environmental analysis and extensive public engagement—sometimes contentious over fears of land use restrictions—ferrets were released into Badlands National Park in 1994–95 and onto Buffalo Gap National Grassland in 1996. As veteran biologist Travis Livieri put it with a smile: “We put ferrets in the park. The world didn’t end.”

If anything, a blueprint for endangered species recovery began.

At the Nebraska National Forests & Grasslands, Wildlife Program Manager Phil Dobesh holds a long-term role in this work that has demanded steady hands and steady partnerships.

“We do our best to balance the needs of this species in the safe haven it has here and the needs of our neighbors,” Dobesh said. “We coordinate monitoring and active plague management for Conata Basin’s black-footed ferrets, and we conduct prairie dog control efforts on Buffalo Gap National Grassland to be good neighbors to adjacent landowners. Contractors may treat an area, but we are responsible for the results of that work.”

That balance—habitat conservation in service of biodiversity and working lands—is where the land management’s mission lives.

“I started with the National Park Service, but when I wanted to pivot and launch a nonprofit—so we could be more flexible and creative with funds—the idea was welcomed with open arms,” Livieri said. “The District Ranger in Wall supported it, and I applied to be a seasonal wildlife technician. Half the year I was stewarding habitat as a Forest Service seasonal. The other half, I was building what has become Prairie Wildlife Research.”

The makeshift lab for biomedical sampling unfolds in the Forest Service’s Wall Ranger District shop. After ferrets are evaluated and samples taken, they spend the next day—their night—resting in the Ranger District wildlife office before being released the following evening.

“Conata Basin–Badlands is the proof of concept. We can breed ferrets in captivity, reintroduce them, manage disease, and sustain fully wild populations. This site has shown that recovery can work.”

Travis Livieri, Prairie Wildlife Research

That success is the product of great partnerships—the U.S. Forest Service, National Park Service, U.S. Fish and Wildlife Service, U.S. Geological Survey, state partners, tribes, universities, zoos, and conservation nonprofits working across boundaries and budgets to care for a single, shared ecosystem. Weekly coordination calls keep the effort moving: who’s trapping where, which colonies need plague management, what data are coming in, and how drought, grass production or weather may shift the next month’s plan.

Work that starts under a spotlight ends with a ferret more enabled to thrive. Each captured animal receives a microchip ID, vaccines against distemper and plague, and noninvasive samples—cheek swabs, hair, occasionally feces for health and diet analysis. In collaboration with Adele Pietras, DVM (Cornell) and Ph.D. student (University of Florida), the team also takes a tiny ear biopsy that quickly heals. Those cells are grown in the lab and biobanked as living cell cultures to study genetics over time.

“Think of biobanking like saving seeds. Except with mammals, we preserve live cell cultures. It’s minimally invasive, and it gives future scientists options—from routine genetic analyses to, one day, potentially cloning.”

Adele Pietras, DVM, University of Florida

Conata Basin–Badlands ferrets offer something no other site can claim: 20-plus generations born and raised entirely in the wild. While many reintroduction areas supplement with captive-born animals, this population has not needed reinforcement since the 1990s. Wild life brings wild selection—real burrows, real prey, real predators, real weather—and that environmental pressure helps shape gene expression and fitness in ways cages simply can’t.

“These are probably the most valuable black-footed ferrets on the planet. They’re expressing their genetics where it matters—on the landscape.”

Travis Livieri, Prairie Wildlife Research

This landscape is shared: Prairie dogs are a keystone species, engineering habitat that benefits burrowing owls, swift foxes, mountain plovers and, critically, black-footed ferrets. Bison and cattle grazing are equally foundational livelihoods. When rainfall is generous, grass grows, and cows and prairie dogs coexist with minimal friction. In drought years, grass is scarce, and competition sharpens—along with economic stress on ranching families.

It’s why the Conata Basin–Badlands partnership prioritizes listening and balance. Ranchers know these prairies like few others, and their operations keep rural communities resilient. Conservation teams factor grazing schedules, plague cycles, and grass production into ferret management. Decisions are informed by field science and lived experience. No one wins if working lands fail; no one wins if biodiversity collapses. The goal is both: healthy herds, healthy grass, healthy wildlife.

The team’s work reveals just how hard ferrets work to survive. Adults may live only a couple of years in the wild—predators, disease and the demands of hunting take a toll—but when conditions are good, ferrets rebound. They breed once a year, and mothers secure easier meals in June and July, when prairie dog pups are small. By autumn, bold young ferrets disperse across the grasslands, gambling on new colonies and new futures.

Next fall, the team will reconvene for population surveys in October—that precious annual window when kits born the past spring are venturing out but haven’t yet left the area they were born.

“That’s fun, because that’s when we see more numbers—and we get to see the fruits of this work.”

Travis Livieri, Prairie Wildlife Research

Thirty years on, Conata Basin–Badlands remains a flagship for interagency cooperation. Forest Service range specialists and wildlife staff, Park Service biologists, Fish and Wildlife Service recovery teams, USGS researchers, state agencies, tribal biologists, zoos and nonprofits like World Wildlife Fund and Defenders of Wildlife each bring tools the others don’t. The result is a living, breathing demonstration that America’s working lands can support biodiversity—and that biodiversity strengthens those lands in return.

“Sometimes I joke we have an embarrassment of riches,” Livieri said of the half-million-acre footprint shared by Badlands National Park and Buffalo Gap National Grassland. “Some of those riches are the people committed to the ecological health of prairie.”

On a landscape where ranchers raise cattle, prairie dogs dig towns, and black-footed ferrets thread the night between them, partnership is the light that keeps the future in view.