Trail cameras reveal rare servaline serval in Tanzania for first time

In the grasslands of western Tanzania, a camera trap captured something no one had documented before in the country: a serval with a coat pattern so rare that it had only been confirmed a handful of times across the entire African continent. The discovery came almost by accident, a bonus finding buried within footage collected for an entirely different purpose.

Panthera, an international conservation nonprofit focused on big cats, had deployed more than 300 camera traps across the Luganzo-Tongwe and Ugalla Game Reserves in 2025. The mission was straightforward: gather baseline data on lion and leopard populations, species under real pressure from snares set for bushmeat, vehicle strikes, and human encroachment. Over the course of a year, those cameras clicked away in the tall grass and forest, collecting 150,000 images. Most captured the expected subjects—the big cats the researchers came to study, plus a scattering of smaller mammals.

But when Dr. Charlotte Searle, Panthera's senior ecologist and data specialist in Tanzania, began reviewing the photographs, she found something that made her pause. Among the ordinary servals—medium-sized African wildcats with the characteristic long legs and necks that National Geographic once described as looking "like cheetahs who stretched out after a nap and just decided to stay that way"—was a different kind entirely. These servaline servals had smaller, freckle-like spots instead of the bold black markings of their common cousins. Both are the same species, but the servaline morph is vanishingly rare. Before these images, confirmed sightings existed only in the Republic of Congo, Rwanda, and Uganda. Tanzania had no record of them at all.

Servals themselves are elusive animals, exceptional hunters that use their oversized ears and long legs to scan grassland and wetland, capable of leaping high into the air and reaching speeds of 50 miles per hour. Researchers know relatively little about them because they are difficult to study in the wild—they avoid people, they move through terrain where human observers struggle to follow. Seeing one at all is, as Searle put it, "quite a lucky occurrence." Seeing a servaline serval was, by any measure, something special.

This is where camera traps become invaluable. The devices are unobtrusive enough to remain in the field for months, recording wildlife that would never tolerate a human presence. In areas where animals are skittish and unaccustomed to people, the cameras become the eyes researchers cannot be. Beyond the servaline servals, Panthera's 2025 surveys documented rare melanistic genets and bushbabies, and confirmed the presence of several species not previously known to inhabit these reserves.

The larger purpose of the work remains conservation. Lion populations in the region face serious threats and show limited recovery prospects without intervention. Leopard populations appear somewhat more stable, but both species have what Panthera researchers describe as real potential for recovery if current threats are addressed. The baseline data collected through these initial surveys will allow researchers to monitor how both species respond over time to management interventions and changing conditions. By repeating the surveys regularly, they can measure whether their collaborative conservation efforts are actually working.

The servaline serval discovery underscores a broader truth about African wilderness areas: vast regions remain poorly studied, their wildlife populations still largely unknown to science. Each camera trap image is a small window into that unknown. As Searle reflected, the findings demonstrate "how much more there is left to learn about the continent's wildlife populations." Panthera's work in Tanzania is just beginning, and the data collected will feed into a much larger body of research aimed at protecting the region's animals. The next phase is already underway: the cameras will keep clicking, the data will keep accumulating, and the story of what lives in those reserves will continue to unfold.