Research workers all over the world are continuously engaged in finding out more and more facts about parasites for better prevalence and control measures. In Pakistan researchers and students always face difficulty in locating the parasite fauna of this region specially the Anseriformes, therefore it is thought necessary to prepare a list of cestodes parasitized in Anseriformes and list of parasites parasitized in birds of this region. During the present study some species of cestodes were also recovered which are presented here along with to find out some changes on cellular level which revealed inflammation, fibrosis, hypertrophy, hyperplasia, and degeneration specially the industrial areas where parasites physically not present.