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Bobcats and Mountain Lions: The Backyard Cat and the One You Won't See

A bobcat is the cat on your block wall: spotted, stub-tailed, roughly twice a housecat, at home in north Scottsdale. A mountain lion is the cat on the trail camera: tawny, long-tailed, six to eight feet nose to tail, and so rare in the McDowells that a confirmed photo makes the Conservancy newsletter. Neither has ever killed anyone in Arizona.

Illustration for Bobcats and mountain lions: the desert

In one line

Bobcats and mountain lions: Two native cats on two scales: the bobcat, a 15 to 30 pound spotted cat with a stub tail that lives in Scottsdale neighborhoods, and the mountain lion, a 75 to 150 pound tawny cat with a long tail that passes through the McDowells and is almost never seen.

Also called bobcat, mountain lion, cougar, puma, Lynx rufus, Puma concolor, wildcat.

The 30-second version

  • Arizona Game and Fish has recorded six mountain lion attacks on people in the state since 1988 and no fatal attack in Arizona's history.
  • Mountain lions weigh 75 to 150 pounds and run five and a half to eight feet long, tail included; a bobcat's tail is a black-tipped stub.
  • Bobcats weigh roughly 15 to 30 pounds, hunt mostly rabbits, and are documented across the McDowell Sonoran Preserve and the neighborhoods beside it.
  • The Preserve's 2011 to 2013 survey photographed both bobcat and cougar on trail cameras among 25 mammal species.
  • Game and Fish takes 80 to 100 mountain lion calls a year statewide, many of them misidentified bobcats, house cats and dogs; report real encounters at 623-236-7201.

Shelf

The desert

Status

Still in use

In official or everyday use today.

What it means

Scottsdale has two wild cats and locals talk about them very differently. The bobcat is a neighbor. It is a spotted, tawny-gray cat about twice the size of a house cat, with tufted ears, a ruff of cheek fur and a tail that stops after a few inches with a black tip. It sits on block walls in the sun, drinks from pools and hunts the rabbits and quail that the neighborhood’s irrigation feeds. A photo of one on the wall is a standard group-text in DC Ranch and Troon. Nobody is especially alarmed, and nobody should be.

The mountain lion, also called cougar or puma, is a rumor. It is a plain tan cat the size of a big dog, 75 to 150 pounds, with a long, thick tail that is the surest field mark. Lions move through the McDowells following deer and javelina, and show up on the Conservancy’s trail cameras often enough to prove they exist and seldom enough that a confirmed image is news. The desert wildlife field guide files both under the reward column rather than the risk column, and the numbers back it up.

Where you’ll meet it

Bobcats: any neighborhood that borders desert, from the Preserve edge to the Greenbelt, at dawn and dusk, often on a wall. Mountain lions: the trail cameras of the McDowell Sonoran Conservancy, the back country of McDowell Mountain Regional Park, and the breathless neighborhood post that turns out to be a bobcat.

Where the word came from

Bobcat is the easy one: the tail is bobbed, and American English named the animal for it. The scientific name, Lynx rufus, places it with the lynxes; Game and Fish still notes the old synonym Felis rufus. Older Arizonans say wildcat, the same animal.

The lion has more names than any mammal in the Americas, because it has the largest range of any of them. Spanish speakers called it león; Easterners said panther and catamount; in the West it became mountain lion and cougar, the latter a French mangling of a Tupi word from Brazil. Puma is Quechua and is the scientific genus, Puma concolor, “the cat of one color.” Game and Fish says mountain lion, and so do locals.

The Scottsdale story of both cats is really the story of the Preserve. When the Conservancy and Game and Fish ran the first full wildlife inventory from January 2011 to November 2013, they set trail cameras from spring 2012 to May 2013 and documented 25 mammal species, bobcat and cougar among them, along with mule deer, javelina, gray fox and a single black bear paw print. The report’s point was that the 30,000-acre Preserve works as a corridor between the Tonto National Forest and McDowell Mountain Regional Park, the only reason a lion ever turns up a mile from a golf course. The Conservancy’s newer camera study, begun in 2022 with Arizona State University at 60 sites, keeps counting.

What it is not

A bobcat is not a baby mountain lion, which is the most common misidentification Game and Fish fields; lion kittens are spotted but have long tails and are rarely alone. A mountain lion is not a jaguar, which has rosettes and has not been confirmed in the Phoenix area. And the big tawny animal trotting down a wash at dusk is, nine times in ten, a coyote.

The fine print

The attack record is short. Game and Fish counts six mountain lion attacks on people in Arizona since 1988 and no fatal attack in the state’s history; it takes 80 to 100 lion calls a year, many of which prove to be bobcats, large dogs or house cats. Its protocol if you meet one is specific: do not approach, do not run, face the animal, make eye contact, look bigger by raising your arms or opening your jacket, speak loudly, throw what you can reach without crouching, back away slowly, and fight back if attacked. Lions can leap 20 feet up and 40 feet across, so a block wall is not a fence to them. Report attacks to 911 and all encounters, urban sightings and property damage to the department’s dispatch at 623-236-7201.

Bobcats get a different sheet. They weigh roughly 15 to 30 pounds in Arizona, live about seven years in the wild, and eat rabbits first, then rodents, birds and, occasionally, small unattended pets and backyard poultry. Game and Fish’s advice is housekeeping: keep small pets indoors or in roofed enclosures, supervise them at night, walk them leashed, cover poultry, and remove the birdseed and water that pull in the rabbits a bobcat is really after. A sick or aggressive one is a call to county animal control or the department.

What the record does not hold is a count. Nobody knows how many bobcats live in Scottsdale; the Preserve surveys documented presence, not population. The dogs guide treats the bobcat as a reason to leash on trails and keep the small dog in after dark, the right size of worry.

The lexicon entries this one leans on.

Where you'll meet it on this site

The guides that carry the full story.

Bobcats and mountain lions by the numbers

6, none fatal

Lion attacks in AZ since 1988

75 to 150 lb

Mountain lion weight

623-236-7201

Game and Fish dispatch

Questions people actually ask

How do I tell a bobcat from a mountain lion?

Tail and size. A bobcat is about twice a house cat, spotted and streaked, with a short black-tipped tail and tufted ears. A mountain lion is the size of a large dog or bigger, plain tawny, with a long heavy tail about two-thirds its body length. If the tail is long, it is a lion.

Are bobcats dangerous to pets or kids?

Bobcats take rabbits, rodents, birds and occasionally small unattended pets; Game and Fish advises keeping small dogs and cats indoors or in roofed enclosures and walking them leashed. Attacks on people are extremely rare and usually involve a rabid or cornered animal. A bobcat on the wall is watching the quail, not the children.

What should I do if I see a mountain lion?

Do not run, which can trigger a chase. Stand, face the animal, make eye contact, look big by raising your arms or opening your jacket, speak loudly, and throw whatever you can reach without crouching. Back away slowly. Fight back if attacked. Report it to 911 and to Game and Fish at 623-236-7201.

Are there mountain lions in the McDowell Mountains?

Yes, but rarely and in passing. The Preserve functions as a corridor to the Tonto National Forest and McDowell Mountain Regional Park, and trail cameras in the Conservancy's surveys have photographed cougars. Resident lions in a preserve surrounded by suburbs are unlikely; sightings are mostly transient animals following deer and javelina.

Where this comes from

The record behind the entry.

Vernacular & LexiconThe Tonto (Tonto National Forest)ASUTroon (and Troon North)DC RanchThe GreenbeltThe Wash

Facts checked: October 2, 2026 • Curated by the Scottsdale.tips editors • Plain-English explainer. Usage changes faster than the record; corrections are welcome.

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