sciencehabit (1205606) writes "The appendix may not be useless after all. The worm-shaped structure found near the junction of the small and large intestines evolved 32 times among mammals, according to a new study. The finding adds weight to the idea that the appendix helps protect our beneficial gut bacteria when a serious infection strikes." Link to Original Source
If I have seen farther than others, it is because I was standing on the
shoulders of giants.
-- Isaac Newton