Average Weights of Kittens

20 weeks 4-5.5 lbs. 6 months 5-6.5 lbs [Source: p.330, 348 Cat Owner's Home Veterinary Handbook] “Normal birth weight for kittens is approximately 3.5 to 4 ounces. The minimum weight gain expected for a kitten is approximately 0.5 oz. / day. By six weeks of … ................
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