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mrumi · a cat magazine grounded in research

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mrumi Magazine

Hi.What are we reading today?

BARF, behavior and breeding for cats. Backed by research.

58 articles · 6 categories564 min of knowledge
  • All58
  • Nutrition13
  • Health16
  • Behavior18
  • Breeding4
  • Genetics5
  • Interviews2
A senior tabby cat sitting beside a bowl of wet food on a wooden floor, with a table, a sheet of test results and a glass of water in the background
Interviews

Not protein, but phosphorus. A conversation with Marlena Stodolak-Podziewska about cats with kidney disease

A diagnosis of chronic kidney disease sets off an avalanche of changes in the bowl, and the owner's first instinct almost always concerns protein. Animal nutritionist Marlena Stodolak-Podziewska explains what really changes, what not to do in the first week, and where nutrition ends and an urgent vet visit begins.

9 min·October 13, 2026

A fluffy tabby cat with half-closed eyes licking paste from a white spoon held in a hand, with a bowl of dry food in the background
Nutrition

Hydration treats for cats. How do they work and do they encourage drinking?

Hydration treats are meant to make a cat on dry food drink more. A 2026 study showed something else: the cats didn't drink more, and the whole gain was the water contained in the treat itself. What this means in practice, and why a spoonful of water in the bowl does roughly the same.

7 min · October 12, 2026

Latest

Fresh this week

    Nutrition.BARF, RMB, supplements. What cats actually need to eat.

    All 12 →
    A cat on a wooden kitchen counter sniffing a slice of apple, with pumpkin, carrots, watermelon and blueberries nearby and a bowl of grapes and an onion in the background
    Nutrition

    Fruit, vegetables and other human food in a cat's diet — what does science say?

    13 min · October 6, 2026

    A grey cat sits between two bowls — one with raw meat, one with dry food — against a backdrop of macronutrient-triangle graphics
    Nutrition

    Protein-to-Fat Ratio in a Cat's Diet — Why 'Enough Protein' Isn't Enough When There's Too Much Fat

    11 min · June 11, 2026

    A mother cat eating from a bowl with three kittens copying her as they learn to eat — the critical 5-8 week window of life
    Nutrition

    Food neophobia in cats — why your cat "won't eat that" and how to change it

    11 min · May 26, 2026

    Health.Senses, diseases, prevention. Research-backed.

    All 16 →
    An older longhaired cat lying on a blanket beside a ceramic water bowl, with a card of test results next to it
    Health

    New guidelines on kidney disease in cats — what changed after ten years, and what stayed

    9 min · September 15, 2026

    A tabby cat lying down with one front paw raised, showing the digital pads and the metacarpal pad
    Health

    How Many Toes Does a Cat Have, and What Are the Pads For?

    16 min · August 25, 2026

    Two tabby cats running across a carpet in low evening sunlight, with disturbed dust particles visible in the air
    Health

    Cat Allergy, Part 2. The Same Cat, Symptoms One Day and Nothing the Next — What Actually Decides

    12 min · August 18, 2026

    Behavior.Body language, evolution, everyday rituals.

    All 18 →
    A tabby cat with its head raised, gazing upward in warm afternoon light
    Behavior

    Do cats like music? What the science actually says

    8 min · September 23, 2026

    A hand stroking a cat along the cheek, in the temporal region — exactly where cats accept touch best
    Behavior

    Where do cats like to be stroked? What has actually been measured in the feline sense of touch

    15 min · September 21, 2026

    A tabby cat with its mouth open and upper lip curled in the flehmen response
    Behavior

    The cat's second nose — the vomeronasal organ, flehmen and the chemistry of a cat's world

    10 min · September 1, 2026

    Breeding.Breeding, rearing, hard facts.

    All 4 →
    A small tabby kitten on a white kitchen scale, steadied by a hand, on a wooden table in a bright kitchen
    Breeding

    A queen in heat while nursing kittens. How often it happens and what it means for the litter

    8 min · October 7, 2026

    A longhaired kitten sitting on a desk beside a framed document with a wax seal
    Breeding

    How to read a cat pedigree. What the document actually certifies, and what it does not

    17 min · September 16, 2026

    A newborn kitten in gloved hands, with a syringe beside it
    Breeding

    “It cannot possibly work.” Does serum from a type A cat save kittens with neonatal isoerythrolysis?

    15 min · August 6, 2026

    Genetics.DNA tests, hereditary disease, reproduction.

    All 5 →
    Four cats side by side: a mackerel tabby, a classic tabby, a spotted tabby and a ticked Abyssinian
    Genetics

    What tabby pattern does my cat have? Four patterns and the genes that draw them

    9 min · August 7, 2026

    A long-haired Maine Coon, a naked Sphynx and a curly Devon Rex sitting side by side — three extreme variants of the same hair coat
    Genetics

    Cat Fur Under the Microscope — Coat Anatomy and Genetics, from Hair Length to Naked Sphynxes

    7 min · August 2, 2026

    A silver tabby beside a red-golden tabby in a window — two opposite settings of the very same pigment mechanism
    Genetics

    Silver, Gold and “Sunshine” — the Genetics of Warm and Cool Cat Coats

    7 min · August 1, 2026

    Interviews.Interviews with vets, behaviorists, breeders.

    All 1 →
    Me and Cindy at a pedigree cat show
    Interviews

    Forty minutes for fifteen years. A conversation with myself

    8 min · August 29, 2026