Online pictures of tapeworms that are commonly found in humansare available at HealthHype and the Merck Manuals. An image of a tapeworm that resides in a person's small intestine is also presented online at the Distance Learning Center of theUniversity of California Irvine. Some species of human tapeworms are said to be capable of growing up to 33 feet in length, whereadult worms may even grow as long as 66 feet.
Humans typically get infected with tapeworms from ingesting raw or under-cooked meat, whether fish, beef or pork. In some instances, people can acquire tapeworms from eating dog meat.
HealthHype displays an image of a species ofbeef tapeworm called Taenia saginata. The beef tapeworm shown at the Merck Manuals depicts the head and suckers of the tapeworm.