Evolution confusion (Introduction)
Sometimes research into evolution makes no Darwinian sense. Now we have mitochondrial 'selfish' DNA, and natural selection doesn't work to get rid of it. How confusing.-http://www.sciencedaily.com/releases/2012/08/120810112917.htm
Evolution confusion
Still not clear who descended from whom:-http://blogs.scientificamerican.com/tetrapod-zoology/2012/10/03/the-haematothermia-hypothesis/?WT_mc_id=SA_DD_20121003