Angelici F M, Riga F, Boitani L, Luiselli L
Italian Foundation of Vertebrate Zoology, via Cleonia 30, I-00152 Rome, Italy.
c/o National Wildlife Institute (INFS), via Ca' Fornacetta 9, I-40064 Ozzano dell'Emilia, Bologna, Italy.
Behav Processes. 1999 Oct;47(3):205-9. doi: 10.1016/s0376-6357(99)00064-9.