How evolution has optimized the magnetic sensor in birds phys.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from phys.org Daily Mail and Mail on Sunday newspapers.
We may finally know how migrating birds sense Earth s magnetic field newscientist.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from newscientist.com Daily Mail and Mail on Sunday newspapers.