Sonny is correct. Pigeons have magnetite-based receptors in their heads that allow them to sense both the direction of the earth’s magnetic field line and probably their intensity. Jack’s head, however, may be a bit emptier.
May 03, 2017
Sonny is correct. Pigeons have magnetite-based receptors in their heads that allow them to sense both the direction of the earth’s magnetic field line and probably their intensity. Jack’s head, however, may be a bit emptier.