Show how birds know the way one of the many explanations that have been offered to account for the fact that migrating birds are able to find their way by night and in cloudy it and n d foggy weather Is that they are sensitive in some way to currents of terrestrial magnetism and therefore direct their flight by the magnetic merl rid dlana lans says the popular science science monthly tills this suggestion was put forth by al A a french pigeon fancier who declares that carrier pigeons make poor flights during the occurrence of magnetic storms he also asserts that the general use of wireless telegraphy has bus diminished the reliability of these birds to a surprising extent |