New data on the expansion of the Eurasian Thick-knee <i>Burhinus oedicnemus</i> in Sicily. A consideration of citizen science.

In this work, we collected records of Eurasian Thick-knee observations in Sicily by using scientific literature, citizen science programs, and social networks as data sources. The aims work is creating a complete up-to-date dataset, which also includes the authors’ targeted research field. As compared with previously reported here, cover last fifteen years, show clear expansion trend for Sicily. About one third these new come from Facebook groups dedicated to biodiversity, thus underlining usefulness unconventional sources gather on species poorly known distributions. [Article Italian]