| parasites of psittaciformes and accipitriformes in paraíba state, northeastern brazil. | in this study, we investigated the presence of gastrointestinal helminths in 97 captive birds (psittaciformes and accipitriformes) necropsied between june and december 2011 in the state of paraiba, brazil. forty-three birds were infected. psittaciformes were infected by nematode ascaridia hermaphrodita (97.6%) and cestode raillietina sp. (2.4%). a. hermaphrodita was found in all species of parrots and raillietina sp. was found only in amazona aestiva. a. hermaphrodita was the cause of death, by ... | 2013 | 23856738 |