The short answer for a Mau owner
An Egyptian Mau in good condition looks like the athlete the breed is: medium-sized, firmly muscled, longer in the hind legs than the front, with a tucked waist and spotted coat lying close over real muscle. Extra weight announces itself when that tuck disappears. Viewed from above, the outline runs straight from ribs to hips or bulges outward, and viewed from the side the belly line sags level instead of rising behind the chest. The scale helps, but shape helps more, because a well-muscled Mau can weigh more than a softer cat of the same height without carrying any excess fat at all.
Do not blame the belly flap
The Mau's loose fold of skin between the hind legs, often called the primordial pouch, is a breed feature, not a warning sign. It swings when a lean Mau trots or stretches for a jump, and it stays soft and empty when you lift it gently between your fingers. Fat is different. A fat pad feels filled and rounded, hangs with weight even when the cat is standing still, and comes with company: a thicker neck, a rounder face, and padding over the hips. Judge the flap only alongside the ribs and waist, never on its own, or you will diet a cat who was never overweight.
Hands-on checks that suit this breed
Stand your Mau on a table and stroke from chest to hip with flat palms and light pressure. The ribs should be easy to find, each one distinct, with no need to press through a spongy layer. The shoulder blades and hip points should feel defined under the coat rather than buried. Watch a walk across the room as well. A fit Mau moves loose and quick, hind legs driving, belly skin swinging free. A heavier Mau covers the same ground more flatly, rolls slightly from side to side, and chooses the low route onto furniture she once reached in one easy, arcing jump.
Why extra pounds creep onto a Mau
Indoor life is the usual story. This is a fast, bright, hunting-minded cat, and a home with set meals, free grazing between them, and too little chase play leaves that engine with nowhere to spend what it takes in. Weight also arrives quietly after neutering, when calorie needs ease down but the bowl stays filled to the old level. Track the pattern at home for a few weeks: note the measured amount fed, any food taken from another pet's dish, and how much active play actually happens. That record turns a vague worry into something you and your vet can act on.
When this owner should call the vet
Book a check if the weight has climbed steadily across two home weigh-ins, if you cannot feel the ribs without pressing, or if your Mau is suddenly less willing to run and jump. Ask for an appointment sooner if weight gain arrives with heavier drinking, a bigger appetite that never settles, dull coat changes over those spots, or tiredness out of character for this alert breed, because a vet needs to rule out causes beyond the food bowl before any diet is cut. Bring your home notes rather than relying on memory. Keeping weigh-ins, meal amounts and play notes in KinsLe's Pet Passport gives that appointment a clear history of how your Mau's condition has actually moved.