KEWASKUM, Wis. – From St. Mark’s plaza in Venice, Italy, to rooftop lofts in Matanzas, Cuba, to New York City’s Central Park to countryside farm silos to interstate overpasses, pigeons are an ...

Homing pigeons are extraordinary navigators, but how they manage to find their way back to their lofts is still debated. To navigate, birds require a ‘map’ (to tell them home is south, for example) ...