Mystery of bird navigation system still unsolved
http://www.newscientist.com/article/dn21688-mystery-of-bird-navigation-system-still-unsolved.html We have always said that the work of our hero David Kaeys is critically important in demolishing the magnetite cluster in the beak theory. This theory proposed that the magnetite group acted as a compass which enabled birds to sense the magnetic field and therefore use this for navigation. I am delighted that other…