Investigation of Trichomonas gallinae in passerines (original) (raw)

Semina: Ciências Agrárias

Trichomoniasis, caused by the protozoan Trichomonas gallinae, has as main hosts birds of the Columbidae family, which have a high prevalence of the protozoan without manifesting the disease. The continuous growth of the pigeon population and its cosmopolitan nature mean that today there is a worldwide distribution of this species, being responsible for the distribution and maintenance of the prevalence of trichomoniasis in almost the entire world. The transmission of the disease may be by direct contact, or indirect, through food or water. This indirect route is the reason why such a wide range of bird orders can be infected, very different from columbids such as falconiformes, strigiformes, passerines, piciformes, psittaciformes, gruiformes, galliformes or anseriformes. Thus, the objective of this study was to evaluate the presence of T. gallinae in passerines received at a Wild Animal Screening Center. In order to carry out this study, 300 birds of the order Passerine correspondin...