ITALY Three decades of monitoring the Black Stork Ciconia nigra breeding population in Italy Matteo Visceglia, Salvatore Urso, Giuseppe Rocca, Nicola Norante, Maurizio Marrese, Mariangela Francione, Maurizio Fraissinet, Diego Errico, Bruno Dovere, Guido Cattaneo, Matteo Caldarella, Massimo Brunelli...