Phylogenetic analysis of Mexican cave scorpions suggests adaptation to caves is reversible
Wednesday, March 17, 2010 - 23:07
in Biology & Nature
A new study of the scorpion family Typhlochactidae, a group of nine dark-adapted species endemic to Mexico, shows that specialized traits are not necessarily an evolutionary dead end. At least three reversals, or a return to generalized morphology, were found in a phylogenetic analysis.