Sometimes coming up for air might not be such a good idea, especially if there's a hungry polar bear prowling about.
Watch free videos of marine animals like Dolphins, whales, turtles, crocodile,dugongs, fishes, rays, planktons, etc. Enjoy and try to learn about the future source of food for human beings. The videos are added every day keep watching & enjoy! Read more about this animals at this web site http://marineanimalnews.blogspot.com