You do not have to believe all the points of views... but you have to admit it is a sensational documentary from a science~ tist point of view.......and extreme research..... . awesome to watch ....no religion please.. just enjoy..
"Your Inner Fish"
http://www.pbs.org/your-inner-fish/watch/
"Your Inner Fish"
http://www.pbs.org/your-inner-fish/watch/