Red pandas are not closely related to cats. Despite their cat-like faces, grooming habits, and semi-retractable claws, red pandas and cats sit on entirely different branches of the mammalian family tree. They both belong to the order Carnivora, but that’s where the meaningful connection ends. Red pandas are more closely related to raccoons, weasels, and skunks than they are to any cat species.
Where Red Pandas Sit on the Family Tree
The order Carnivora splits into two major suborders: Feliformia (the “cat-like” carnivores) and Caniformia (the “dog-like” carnivores). All cats, from house cats to lions, belong to Feliformia, in the family Felidae. Red pandas belong to Caniformia, placing them on the same broad branch as dogs, bears, and raccoons rather than cats.
Within Caniformia, red pandas are the sole living members of their own family, Ailuridae. They belong to a group called Musteloidea, a superfamily that also includes raccoons (Procyonidae), weasels and otters (Mustelidae), and skunks (Mephitidae). Genetic analysis of over 5,500 base pairs of nuclear DNA has confirmed that red pandas are the closest living relatives of a combined raccoon-and-weasel group. In evolutionary terms, red pandas split off from those relatives tens of millions of years ago and have been on their own path ever since, which is why they get an entire taxonomic family to themselves.
Why They Look and Act So Cat-Like
The confusion is understandable. Red pandas groom themselves in a sitting posture that looks strikingly feline: they lick their legs, chest, and flanks, and “wash” their faces with their front and hind paws, just like a house cat. They also have semi-retractable claws, a trait most people associate with cats rather than with raccoons or weasels. These claws help red pandas grip bark and branches as they move through the forest canopy.
These similarities are a case of convergent evolution, where unrelated animals independently develop similar traits because they solve similar problems. Cats retract their claws to keep them sharp for hunting. Red pandas use their semi-retractable claws primarily for climbing. The grooming behavior likely evolved because both animals are solitary, spend time in trees or elevated spaces, and benefit from keeping their fur clean and insulated. The resemblance is real, but it doesn’t reflect a close genetic relationship.
Red Pandas Aren’t Related to Giant Pandas Either
The name “panda” creates another layer of confusion. Red pandas were actually called “pandas” first, decades before the giant panda was described by Western scientists. Despite the shared name and a shared taste for bamboo, the two animals are not closely related. Giant pandas are bears (family Ursidae). Red pandas are in their own family, Ailuridae. The two species do share some unusual adaptations for eating bamboo, including a modified wrist bone that functions as a “pseudo-thumb” for gripping stalks, and both have lost certain genes related to digesting meat. But these are parallel adaptations to the same food source, not signs of shared ancestry.
The bamboo diet itself is unusual for red pandas. They are classified within Carnivora, meaning their digestive system is built like a meat-eater’s: short and simple, with none of the specialized chambers that true herbivores like cows use to break down plant material. Red pandas compensate partly through their gut bacteria, but they still extract relatively little nutrition from bamboo and have to eat large quantities to survive.
What Red Pandas Actually Are
Red pandas are, in a sense, evolutionary loners. Their closest living relatives are raccoons and weasels, but even that relationship is distant. The Ailuridae family once had several members, known only from fossils found across Europe and North America, but today only one species survives: Ailurus fulgens, found in the temperate forests of the eastern Himalayas and southwestern China.
They weigh roughly 3 to 6 kilograms (about the size of a large house cat), are mostly active at dawn and dusk, and spend much of their time in trees. Their dense, reddish fur and bushy ringed tails make them look like a cross between a cat and a raccoon, which is fitting given their evolutionary neighborhood. But they are neither. They are something entirely their own: the last surviving member of an ancient lineage that branched off from the rest of the weasel-raccoon group long before any of today’s species existed.