Biology calculators

Browse 8 calculators in biology and run them instantly.

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Convert cat years to human years (and back) with a simple, friendly cat age calculator.

Estimate your cat's feline body mass index (FBMI) using rib cage circumference and lower back leg length.

Estimate your cat's due date based on mating date using the average feline gestation period.

Estimate canine modified body mass index (MBMI) using body weight and truncal length.

Estimate a dog's due date and birth window using a breeding, LH surge, or ovulation date.

Estimate a goat's due date and birth window based on the breeding date.

Estimate hedgehog due date and birth window from mating date with species-specific gestation ranges.

Calculate monohybrid, dihybrid, trihybrid, tetrahybrid, and pentahybrid Punnett squares with genotype and phenotype ratios.