Evolutionary significance of mtDNA clade boundaries. (web.csulb.edu)
I was dog some reading a few days ago on microbes and evolution by Howard Bloom, and he points out that there is evolutionary significance in those fringe groups that warn us of disaster and extinction. (religion.blogs.cnn.com)
Dunne says that beyond the ecological and evolutionary significance of the study, the work resulted in the most highly resolved, detailed, and comprehensive terrestrial food web ever compiled. (sciencedaily.com)