Echinococcus granulosus parasitizes the small intestine of canids as an adult, but which has important intermediate hosts such as livestock and humans, where it causes cystic echinococcosis, also known as hydatid disease
canine are the final host of this parasite and the adult parasite in it produce eggs with feces while the hyadatid cyst developed only in intermediate host as human, sheep , cattle , ect,....