monitoraggio_azione_d1_dati_d2_telemetria.pdf [1] 
Reintroduced deer’s control has made been possible by the information collected from the radio – collars. In fact, thanks to this method we can collect information about the occupied territory, the movement of each animal and details about the chosen environment.
More information about deer's movements can be found in the cartography in attachment.
Links:
[1] http://www.onedeertwoislands.eu/sites/default/files/brochures/monitoraggio_azione_d1_dati_d2_telemetria.pdf