Seven species of spotted skunk exist, and they all perform handstands before spraying.

Nature · Published 3 October 2026 Swipe more like this →

In short: Spotted skunks are tiny acrobats that weigh under two pounds. Before releasing their potent scent, they plant their front paws, hoist their hind legs, and splay their tails like festive garland. This dramatic handstand is a final warning, a defense mechanism that has long made them elusive to researchers.

For years, scientists struggled to classify these elusive animals, with estimates of their species count ranging from two to 14. A recent study published in Molecular Phylogenetics and Evolution has finally settled the debate by analyzing the DNA of 203 specimens. Researchers discovered that there are actually seven distinct species of spotted skunk, a finding that surprised experts who previously relied on morphology—such as spotting patterns and dental measurements—to differentiate them.

The research team, including Adam Ferguson of the Field Museum and Molly McDonough of Chicago State University, utilized century-old museum samples to fill critical gaps in their data, particularly for populations in Central America. This approach led to the identification of the Yucatan spotted skunk as a unique species endemic to the Yucatan Peninsula. Similarly, they determined that the Plains spotted skunk is a distinct species rather than a subspecies, a critical distinction for conservation efforts.

This taxonomic revision is vital for protecting vulnerable populations. Previously, the Plains spotted skunk was considered a subspecies, making it difficult to argue for its protection when other populations appeared stable. Now that it is recognized as a unique species, conservationists can better advocate for its survival. The study also suggests that Ice Age climate change drove the initial diversification of these skunks, as shifting glaciers created isolated environments that forced them to evolve separately before their habitats eventually reconnected.

Understanding these evolutionary boundaries is now a priority. Researchers are observing how modern environmental changes, such as the drying of the Rio Grande due to irrigation and climate shifts, are altering historical barriers and allowing previously isolated populations to interact. By mapping these genetic histories, scientists hope to gain the insights necessary to manage and protect these acrobatic creatures in their own backyards.

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