the-planet-of-the-apes-hypothesis-is-an-intelligence-niche-a-constant-in-the-universe

http://www.dailygalaxy.com/my_weblog/2013/03/the-planet-of-the-apes-hypothesis-is-an-intelligence-niche-a-constant-in-the-universe.html

http://www.dailygalaxy.com/my_weblog/2012/12/-origin-of-human-intelligence-linked-to-a-genetic-accident-500-million-years-ago.html