Cheetah Facts: Speed, Spots and What's Actually True

Every bullet below is tied to the source it comes from, and where two respectable sources disagree, both figures are given.

• Vulnerable, and still falling. The IUCN Red List assesses the cheetah as Vulnerable, with the global population tentatively estimated at about 6,500 mature individuals and a projected reduction of 37% (range 21–51%) over three generations — roughly 15 years — between 2017 and 2032.
• Zimbabwe lost 85% of its cheetahs in 15 years. It is the only large area covering both protected and unprotected landscapes with reliable population estimates from two points in time, which is why that decline carries so much weight in the assessment.
• About 9% of the historic range is left. Cheetahs once ranged across Asia and Africa; today fewer than 7,100 adult and adolescent cheetahs remain in the wild.
• Most surviving cheetahs live outside parks. More than 75% are on rural farmland alongside human communities, and Namibia holds more individuals than any other country.
• Zero to 45 mph in 2.5 seconds. The Smithsonian's National Zoo puts the acceleration at zero to 45 miles per hour (72 km/h) in two and a half seconds.
• Airborne more than half the time it is running. Estimates of stride length at full speed run from about 20 to 23 feet (Cincinnati Zoo: 20–22 ft; Smithsonian: 23 ft), at roughly four strides per second — about the same stride as a racehorse.
• 58 mph is the fastest speed ever measured on wild hunting cheetahs. Alan Wilson's team recorded a peak of 25.9 m/s — 58 mph, 93 km/h across 367 runs by five GPS-and-accelerometer-collared cheetahs in Botswana. The familiar 70 mph is a textbook estimate, not a measurement of a hunting animal; most hunts were run at moderate speed, and success came down to grip, braking and turning.
• Sarah ran 100 metres in 5.95 seconds. At the Cincinnati Zoo in 2012 she beat her own 6.13-second mark from 2009 and the 6.19 seconds set by a male South African cheetah named Nyana in 2001. Her top speed was clocked at 61 mph — on a USATF-certified 100 m course, chasing a lure, during a National Geographic high-speed-camera shoot.
• The genome is about 95% homozygous. That is nearly four times the level found in an outbred domestic cat, whose genome is 24.08% homozygous.
• A fixed sperm-gene defect. The cheetah has fixed five function-damaging variants in AKAP4, a sperm-development gene; four of the five were Sanger-confirmed as homozygous in nine of ten Namibian cheetahs. The authors propose this likely explains the species' extraordinary rate of malformed sperm — on average 81.6% damaged spermatozoa.
• Two population crashes, not one. The first was more than 100,000 years ago; the second between roughly 11,084 and 12,589 years ago in Africa, coinciding with the late Pleistocene extinction of large mammals.
• No roar, but plenty of noise. Cheetahs purr, bark, stutter, growl, hiss and chirp, and the chirp does real work — females chirp in estrus, both sexes chirp when distressed, and coalition males chirp when separated and reunited. Cheetahs may even recognise each other by chirp.
• No two spot patterns match. A cheetah's spots and the ring pattern of its tail are unique to the individual, much like a human fingerprint, which is how researchers tell animals apart.
• The paw print looks canine. Cheetahs have blunt, semi-retractable claws, so their tracks show visible claw tips and read more like a dog's than a cat's. The genus name Acinonyx means roughly "non-moving claw" in Greek — a name given when the claws were thought not to retract at all; they are in fact semi-retractile.
• Its nearest relatives are American. Molecular evidence places the cheetah closest to the puma and the jaguarundi, in the puma lineage of the Felinae rather than in Panthera. That is also why it purrs and cannot roar: genetically it sits much nearer a mountain lion than a leopard, spots notwithstanding.
• A 210-degree field of view. The cheetah's high-set eyes let it scan a wide area; a person sees objects within only about 140 degrees.
• Back in India after about 75 years. On 17 September 2022 eight Namibian cheetahs arrived at Kuno National Park in Madhya Pradesh — described by the Government of India as the first ever intercontinental, wild-to-wild wildlife translocation — about 75 years after the cheetah went locally extinct in the country. Twelve South African cheetahs were translocated and released there in February 2023.
• The first captive birth on record was in 1613. Emperor Jahangir documented it in Mughal India, and also described the only known "white" cheetah, shown to him by Raja Bir Singh Deo of Orcha in 1608.

Each of these is repeated in good faith, usually by people quoting a source that was once accurate about one place or one moment.

"Cheetahs break off a chase because they overheat — run too long and the body cooks itself." Direct measurement killed this one. When researchers implanted temperature loggers in four free-living cheetahs and tracked spontaneous hunts, body temperature at the moment the chase ended averaged only 38.4°C — normal. The real spike comes after a successful kill, and it is bigger than after a failed one (1.3°C vs 0.5°C) despite identical exertion. The authors read that as stress hyperthermia, not exercise-induced hyperthermia: a cheetah standing over fresh meat is scanning for lions and hyenas.

"The king cheetah is a separate species, a subspecies, or a cheetah-leopard hybrid." It is one ordinary cheetah species carrying a recessive mutation in a single gene, Taqpep, which turns spots into blotches and stripes. The same gene makes blotched tabby house cats. The mutation was pinned down by Kaelin and colleagues in Science in 2012, but the species question had already been settled in 1981, when two normally spotted captive females each gave birth to a king.

"Cheetahs are the one cat that cannot retract its claws at all — they have fixed, dog-like claws." They are semi-retractable, not fixed. The claws do withdraw, just not fully, and they lack the sheath that keeps other cats' claws sharp — which is exactly the point, since permanently exposed tips work like sprint spikes.

"Lions kill about 95% of cheetah cubs, so cheetahs cannot survive anywhere large predators live." That figure comes from one place: the Serengeti Plains, where only 4.8% of 125 monitored cubs reached adolescence. Repeat the same monitoring in the Kgalagadi Transfrontier Park — which also has lions — and 35.7% of cubs survive to 14 months, seven times higher, with lions not implicated in a single death. The Serengeti number is a local result that hardened into a global fact.

"Cheetahs lose most of their kills to lions and hyenas — they hunt, then hand the meat over." They lose a minority. In Serengeti National Park the figure is up to 12.9% of kills, which makes theft a real cost of doing business rather than the defining fact of the animal's life.

The cheetah's public image rests on one number, and that number was never measured on a hunting animal. Seventy miles an hour is a textbook estimate; when Alan Wilson's team at the Royal Veterinary College put custom GPS-and-accelerometer collars on wild cheetahs in Botswana, the highest speed they ever recorded across 367 runs was 58 mph, and most hunts were run well below it. The footage everyone has actually seen is of a captive animal: Sarah's 5.95-second 100 metres at the Cincinnati Zoo in 2012, run on a course certified by the Road Running Technical Council of USA Track & Field, chasing a fluffy dog toy on a lure, for a National Geographic camera shoot.

The names carry old mistakes with them. "Cheetah" comes from the Hindi chita, "the spotted one", while the genus name Acinonyx means roughly "non-moving claw" in Greek — coined when naturalists believed the claws did not retract at all. They do, just not fully. Filing the cheetah alongside lions, tigers and leopards as a "big cat" is the same kind of inherited shorthand: molecular evidence places it in the puma lineage, next to the puma and the jaguarundi, which is why it purrs and has no roar.

No animal has had a stranger run of mistaken identity than the king cheetah. It was taken for a separate species, then a subspecies, then a cheetah-leopard hybrid, before being settled first by two captive spotted mothers giving birth to kings in 1981 and then by genetics: a recessive mutation in Taqpep, the same gene behind the blotched tabby pattern on ordinary house cats.

The best-documented individual cheetah is Sarah, of the Cincinnati Zoo. She first took the land-speed title in 2009, covering 100 metres in 6.13 seconds and breaking the previous mark of 6.19 seconds set in 2001 by a male South African cheetah named Nyana. In 2012 she lowered it again to 5.95 seconds, with her top speed clocked at 61 mph, on her first attempt at the run.

The oldest named cheetahs on record belong to the Mughal court. Emperor Jahangir documented the first birth of cheetahs in captivity anywhere in the world, in 1613, and described the only known "white" cheetah, shown to him by Raja Bir Singh Deo of Orcha in 1608 — an animal no one has recorded since.

The newest famous cheetahs are the Kuno animals. On 17 September 2022 eight Namibian cheetahs arrived at Kuno National Park in Madhya Pradesh, in what the Government of India describes as the first ever intercontinental, wild-to-wild wildlife translocation, about 75 years after the species went locally extinct in India. Twelve South African cheetahs were translocated and released there in February 2023.