Intraguild interactions among sympatric falcons in southern Sicily

Dataset of monthly aggressive interactions involving Lanner Falcon (Falco biarmicus feldeggii) recorded at two study sites over two breeding seasons (2013–2014 and 2014–2015). The dataset includes the frequency of interactions with two species (Peregrine falcon Falco peregrinus, and Lesser kestrel Falco naumanni), aggregated by month, site, and season. Variables include: month, number of interactions with each species, study site (Site 1 or Site 2), and season. The dataset is provided in CSV format.