Is the elusive Pampas cat one species or a complex of five distinct cats?

Nature · Published 29 September 2026 Swipe more like this →

In short: The Pampas cat is a small, mysterious South American predator that defies simple classification. While once considered a single species, researchers have long debated whether its diverse regional variations actually represent five separate species. This ongoing taxonomic puzzle highlights how little we truly understand about this Near Threatened wild cat.

The Pampas cat, Leopardus colocola, is a small, bushy-tailed feline native to South America. It is currently classified as Near Threatened on the IUCN Red List, primarily due to habitat destruction and conversion. Despite its name, the cat is not restricted to the pampas; it thrives in diverse environments ranging from dry forests and shrublands to high-altitude grasslands, reaching elevations as high as 5,000 meters.

Taxonomy remains the most contentious aspect of the cat's history. In 2005, Mammal Species of the World recognized three distinct species within the group. However, subsequent genetic studies failed to support this split, leading the Cat Specialist Group to revert to a single-species model with seven subspecies in 2017. The debate reignited in 2020 when researchers proposed dividing the complex into five monotypic species based on morphological, molecular, and ecological data. This five-species model is currently utilized by the Pampas Cat Working Group for conservation purposes, though the scientific community remains divided.

Beyond its classification, the cat is a biological enigma. It exhibits six distinct coat patterns, with variations often linked to latitude and altitude. For instance, melanistic individuals exist, caused by a specific mutation in the Agouti-signaling protein that disrupts its interaction with the melanocortin 1 receptor. Despite these visible differences, the cat's behavior remains poorly documented. It is believed to prey on small mammals like guinea pigs and birds, but experts still disagree on whether it is primarily nocturnal or diurnal. With litters typically consisting of only one or two kittens, the species faces a precarious future, making the resolution of its taxonomic status vital for effective conservation efforts.

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