The ×7 rule is wrong — the 2020 epigenetic clock, why size changes the curve, and when your pet turns senior.
Dog-to-human age by the 2020 epigenetic-clock science — not the debunked ×7 myth.
Human-equivalent age adjusted for body size — because a Great Dane and a Chihuahua age on different clocks.
Cat-to-human age by the AAFP/AAHA feline life-stage chart — the 15-9-4 rule, mapped.
Estimate a puppy's grown-up weight from its current age and weight — the growth-fraction method breeders use.
The age your dog or cat crosses into 'senior' by size and species — when screening should ramp up.
The core WSAVA vaccine timeline projected onto your pet's birth date — informational, vet confirms.
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