microscopic view of hookworm. the hookworm is a parasitic nematode that lives in the small intestine of its host, which may be a mammal such as a dog, cat, or human. - 犬鉤蟲 幅插畫檔、美工圖案、卡通及圖標放大
antique biology zoology image: taenia solium, microtaenia, bothriocephalus latus - 犬鉤蟲 幅插畫檔、美工圖案、卡通及圖標