The gall bladders are ground into a powder and bile is extracted for certain medicinal purposes including inflammation, blood purification and digestive problems. Sold at extremely high prices, a record $45,000 was once paid for a single grizzly bear gall bladder (Barron 1991).
The red-eared slider is the most common type of water turtle kept as pets. As with other turtles, tortoises, and box turtles, individuals that survive their first year or two can be expected to live generally around 30 years.ed-eared slider basking on a floating platform under a sunlamp. The carapace of this species can reach more than 40 cm (16 in) in length, but the average length ranges from 15 to 20 cm (6 to 8 in). The females of the species are usually larger than the males.
If you're talking about pet turtles, I'll refer to the very common red-eared slider species. Their natural life span can exceed 50 years, though as pets tey normally live between 20 and 50 years. Box turtles, another common pet species, easily exceed 50 years, and many live over 100.