Rheumatoid factor (RF) is a blood test that measures the amount of the RF antibody in the blood.
Weight ranges from about 7 to 12 kilograms (15 to 26 lb) in females, and from 9 to 18 kilograms (20 to 40 lb) in males.[4] Where does a serval live? The Serval lives in Africa.
Adult males weigh an average of 54.4kg, although they can weigh as much as 136kg. Adult females typically weigh around 31.8kg. Ja â¦ guars measure between 3.8 and six feet in body length, with 18- to 30-inch tails.