How large does the red-eared slider get?
Red-eared slider
40cm (16in) in length, but the average length ranges from 15 to 20cm
The carapace of this species can reach more than 40cm (16in) in length, but the average length ranges from 15 to 20cm (6 to 8in).[6] The females of the species are usually larger than the males. They typically live between 20 and 30 years, although some individuals have lived for more than 40 years.[7] Their life expectancy is shorter when they are kept in captivity.[8] The quality of their living environment has a strong influence on their lifespans and well being.