Wolverines are among the most demanding species to maintain in captivity, with extraordinarily large natural home ranges and highly active, wide-ranging behaviour that creates fundamental tensions with zoo housing.
Wolverine welfare in captivity is one of the most challenging problems in zoo animal care. Their natural home range is so vast that even the largest zoo exhibits are negligible by comparison. The natural drive to range widely, combined with solitary territoriality and high activity levels, means wolverines in inadequate enclosures develop severe stereotypic pacing that is difficult to resolve through enrichment alone. Large, complex enclosures with varied substrates, denning opportunities, climbing structures, and scatter-fed food items can reduce but not eliminate the fundamental spatial mismatch. Their cold-weather adaptation means enclosures in warm climates require climate control. Given the welfare challenges, zoos must carefully weigh whether holding wolverines is justified by conservation value.