Magnetsinn
James L. Gould, Kenneth P. Able: Human homing: an elusive phenomenon. In: Science. Band 212, Nr. 4498, 1981, S. 1061-1063, doi: ... M. J. M. Leask: A physicochemical mechanism for magnetic field detection by migratory birds and homing pigeons. In: Nature. ... histological and physicochemical data from the upper beak of homing pigeons. In: Naturwissenschaften. Band 94, Nr. 8, 2007, S. ...