The ringing station Mouth of Caset, in Trentino, has updated on the own activities via the official Facebook page. Here is what has happened in the last few days: "With the instinctive punctuality that only nature can have, the first adult individual of frosone he is surprised by the nets stretched along the pass. This robust female anticipates the transit peak of this species typical of mid and high mountain stations, where in October it can be observed migrate even in large numbers.
Together with her, today also brings us the inevitable cruises and siskin, while the first budgets on the progress of the season make us look with optimism to the second phase of migration ".