Cerrato, C., Orusa, R., Abete, M.C., Robetto, S. and Tarasco, R. 2012. Birds as bioindicators of environmental contamination; data collected on the Jay. Rivista Italiana di Ornitologia. 82, 1-2 (Sep. 2012). DOI:https://doi.org/10.4081/rio.2012.148.