average weight of newborn kitten
An average birth weight for kittens is about 3 Â½ ounces, depending on breed and litter size. During the first weeks of life, a kittenâs body weight may double or even triple. Gaining Â¼ to half an ounce daily until they are weaned is considered healthy.n average birth weight for kittens is about 3 Â½ ounces, depending on breed and litter size. During the first weeks of life, a kittenâs body weight may double or even triple. Gaining Â¼ to half an ounce daily until they are weaned is considered healthy.