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Salmonella and Listeria spp. carriage by gulls (larids)

As in other countries, the population of gulls (Laridae) has been increased exponentially in Portugal. To evaluate the public health implications of this development, two hundred and eighty-five samples of gulls’ faeces were investigated for two bacteria species of zoonotic importance, Salmonella spp. and Listeria sp. Thirty-seven (13.0 %) samples were positive for Salmonella spp. Amongst these, teh most common...