Globally, many species have small, fragmented populations and hence genetic factors become a primary threat to their persistence. The Critically Endangered Nangur Spiny Skink ( Nangura spinosa ) inhabits vine thicket in Nangur and Oakview National Parks in south-east Queensland, Australia. The two populations are naturally isolated and are now very small, with census estimates of obs = 0.139; H exp = 0.142; mean individual F =...