Population genomic, olfactory, dietary, and gut microbiota analyses demonstrate the unique evolutionary trajectory of feral pigs by Petrelli, S, Buglione, M, Maselli, V, Troiano, C, Larson, G, Frantz, L, Manin, A, Ricca, E, Baccigalupi, L, Wright, D, Pietri, C, Fulgione, D