The average age varies greatly by species. 46 was the longest age  of a snake in captivity at the Philadelphia Zoo. The average age of  North American Snakes will live aboutâ¦ 18-20 years in captivity.
4) Pregnancy. Pregnancy is another of the common causes of swollen feet and ankles. There are three reasons for this: a) the excess weight gained puts more pressure on the legs and feet. b) the expanding uterus can place pressure on the blood vessels for the legs and. c) pregnancy hormones cause the body to retain fluids.
What causes swollen feet, ankles and legs? ... According to the National Institutes of Health, swollen feet, ankles and legs may be caused by: -Being ... Some medications may cause your legs to swell, including some antidepressants, steroids, blood pressure medications and ...