Classification

How can the different types of organism be grouped? http://www.smithsonianmag.com/smart-news/long-before-trees-overtook-the-land-earth-was-covered-by-giant-mushrooms-13709647/

http://news.berkeley.edu/2015/06/15/newfound-groups-of-bacteria-are-mixing-up-the-tree-of-life/ niversity of California, Berkeley, scientists have identified more than 35 new groups of bacteria, clarifying a mysterious branch of the tree of life that has been hazy because these microbes can’t be reared and studied in the lab.