SPENNEMANN, Dirk HR; WATSON, Maggie J. Dietary habits of urban pigeons (Columba livia) and implications of excreta pH – A review. European Journal of Ecology, [S. l.], v. 3, n. 1, p. 27–41, 2017. DOI: 10.1515/eje-2017-0004. Disponível em: https://journals.ku.edu/EuroJEcol/article/view/11598.. Acesso em: 1 may. 2024.