Elke Holtkamp-Rötzler

Clusters of superparamagnetic magnetite particles in the upper-beak skin of homing pigeons evidence of a magnetoreceptor?

Michael Winklhofer, Gerta Fleissner, M. Winklhofer, 2001 .

Superparamagnetic Magnetite in the Upper Beak Tissue of Homing Pigeons

Michael Winklhofer, Gerta Fleissner, M. Winklhofer, 2000, Biometals.